Home / 1,071,339.52-1,607,531.52-440,442.88

Finding the Fourth Proportional to 1,071,339.52, 1,607,531.52 and 440,442.88

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Solution

The fourth proportional to 1,071,339.52, 1,607,531.52 and 440,442.88 is: 660,879.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,339.52 : 1,607,531.52 = 440,442.88 : x
  2. Step 2: Convert to fraction form
    1,071,339.52/1,607,531.52 = 440,442.88/x
  3. Step 3: Cross multiply
    1,071,339.52x = 1,607,531.52 × 440,442.88
  4. Step 4: Simplify right side
    1,071,339.52x = 708,025,812,359.58
  5. Step 5: Solve for x
    x = 708,025,812,359.58/1,071,339.52
  6. Step 6: Final answer
    x = 660,879.02

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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.