Home / 3,726,700.92-5,142,798-2,072,836.80

Finding the Fourth Proportional to 3,726,700.92, 5,142,798 and 2,072,836.80

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Solution

The fourth proportional to 3,726,700.92, 5,142,798 and 2,072,836.80 is: 2,860,487.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,726,700.92 : 5,142,798 = 2,072,836.80 : x
  2. Step 2: Convert to fraction form
    3,726,700.92/5,142,798 = 2,072,836.80/x
  3. Step 3: Cross multiply
    3,726,700.92x = 5,142,798 × 2,072,836.80
  4. Step 4: Simplify right side
    3,726,700.92x = 10,660,180,949,366.40
  5. Step 5: Solve for x
    x = 10,660,180,949,366.40/3,726,700.92
  6. Step 6: Final answer
    x = 2,860,487.38

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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.