Home / 3,117,331.17-4,304,888.10-2,947,500.90

Finding the Fourth Proportional to 3,117,331.17, 4,304,888.10 and 2,947,500.90

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Solution

The fourth proportional to 3,117,331.17, 4,304,888.10 and 2,947,500.90 is: 4,070,360.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117,331.17 : 4,304,888.10 = 2,947,500.90 : x
  2. Step 2: Convert to fraction form
    3,117,331.17/4,304,888.10 = 2,947,500.90/x
  3. Step 3: Cross multiply
    3,117,331.17x = 4,304,888.10 × 2,947,500.90
  4. Step 4: Simplify right side
    3,117,331.17x = 12,688,661,549,149.29
  5. Step 5: Solve for x
    x = 12,688,661,549,149.29/3,117,331.17
  6. Step 6: Final answer
    x = 4,070,360.46

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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.