Home / 5,181,760.32-7,772,873.92-1,587,265.28

Finding the Fourth Proportional to 5,181,760.32, 7,772,873.92 and 1,587,265.28

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Solution

The fourth proportional to 5,181,760.32, 7,772,873.92 and 1,587,265.28 is: 2,380,969.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181,760.32 : 7,772,873.92 = 1,587,265.28 : x
  2. Step 2: Convert to fraction form
    5,181,760.32/7,772,873.92 = 1,587,265.28/x
  3. Step 3: Cross multiply
    5,181,760.32x = 7,772,873.92 × 1,587,265.28
  4. Step 4: Simplify right side
    5,181,760.32x = 12,337,612,899,033.50
  5. Step 5: Solve for x
    x = 12,337,612,899,033.50/5,181,760.32
  6. Step 6: Final answer
    x = 2,380,969.43

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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.