Home / 3,775,520.13-5,209,972.23-2,226,426.51

Finding the Fourth Proportional to 3,775,520.13, 5,209,972.23 and 2,226,426.51

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Solution

The fourth proportional to 3,775,520.13, 5,209,972.23 and 2,226,426.51 is: 3,072,323.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,775,520.13 : 5,209,972.23 = 2,226,426.51 : x
  2. Step 2: Convert to fraction form
    3,775,520.13/5,209,972.23 = 2,226,426.51/x
  3. Step 3: Cross multiply
    3,775,520.13x = 5,209,972.23 × 2,226,426.51
  4. Step 4: Simplify right side
    3,775,520.13x = 11,599,620,289,235.82
  5. Step 5: Solve for x
    x = 11,599,620,289,235.82/3,775,520.13
  6. Step 6: Final answer
    x = 3,072,323.78

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Double scale
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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.