Home / 3,775,520.38-5,209,972.57-2,226,426.76

Finding the Fourth Proportional to 3,775,520.38, 5,209,972.57 and 2,226,426.76

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Solution

The fourth proportional to 3,775,520.38, 5,209,972.57 and 2,226,426.76 is: 3,072,324.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,775,520.38 : 5,209,972.57 = 2,226,426.76 : x
  2. Step 2: Convert to fraction form
    3,775,520.38/5,209,972.57 = 2,226,426.76/x
  3. Step 3: Cross multiply
    3,775,520.38x = 5,209,972.57 × 2,226,426.76
  4. Step 4: Simplify right side
    3,775,520.38x = 11,599,622,348,713.97
  5. Step 5: Solve for x
    x = 11,599,622,348,713.97/3,775,520.38
  6. Step 6: Final answer
    x = 3,072,324.13

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Half scale
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Double scale
Find fourth proportional to 3,775,521.38, 5,209,973.95 and 2,226,427.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.