Home / 1,018,132.66-1,527,531.16-485,584.52

Finding the Fourth Proportional to 1,018,132.66, 1,527,531.16 and 485,584.52

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Solution

The fourth proportional to 1,018,132.66, 1,527,531.16 and 485,584.52 is: 728,535.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,132.66 : 1,527,531.16 = 485,584.52 : x
  2. Step 2: Convert to fraction form
    1,018,132.66/1,527,531.16 = 485,584.52/x
  3. Step 3: Cross multiply
    1,018,132.66x = 1,527,531.16 × 485,584.52
  4. Step 4: Simplify right side
    1,018,132.66x = 741,745,485,113.64
  5. Step 5: Solve for x
    x = 741,745,485,113.64/1,018,132.66
  6. Step 6: Final answer
    x = 728,535.20

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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.