Home / 3,625,385.10-5,438,077.65-2,208,209.10

Finding the Fourth Proportional to 3,625,385.10, 5,438,077.65 and 2,208,209.10

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Solution

The fourth proportional to 3,625,385.10, 5,438,077.65 and 2,208,209.10 is: 3,312,313.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625,385.10 : 5,438,077.65 = 2,208,209.10 : x
  2. Step 2: Convert to fraction form
    3,625,385.10/5,438,077.65 = 2,208,209.10/x
  3. Step 3: Cross multiply
    3,625,385.10x = 5,438,077.65 × 2,208,209.10
  4. Step 4: Simplify right side
    3,625,385.10x = 12,008,412,553,236.62
  5. Step 5: Solve for x
    x = 12,008,412,553,236.62/3,625,385.10
  6. Step 6: Final answer
    x = 3,312,313.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.