Home / 1,004,584.98-1,386,691.20-665,162.58

Finding the Fourth Proportional to 1,004,584.98, 1,386,691.20 and 665,162.58

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Solution

The fourth proportional to 1,004,584.98, 1,386,691.20 and 665,162.58 is: 918,165.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,584.98 : 1,386,691.20 = 665,162.58 : x
  2. Step 2: Convert to fraction form
    1,004,584.98/1,386,691.20 = 665,162.58/x
  3. Step 3: Cross multiply
    1,004,584.98x = 1,386,691.20 × 665,162.58
  4. Step 4: Simplify right side
    1,004,584.98x = 922,375,096,255.30
  5. Step 5: Solve for x
    x = 922,375,096,255.30/1,004,584.98
  6. Step 6: Final answer
    x = 918,165.33

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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.