Home / 999,188.55-1,497,454.17-865,442.56

Finding the Fourth Proportional to 999,188.55, 1,497,454.17 and 865,442.56

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Solution

The fourth proportional to 999,188.55, 1,497,454.17 and 865,442.56 is: 1,297,013.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,188.55 : 1,497,454.17 = 865,442.56 : x
  2. Step 2: Convert to fraction form
    999,188.55/1,497,454.17 = 865,442.56/x
  3. Step 3: Cross multiply
    999,188.55x = 1,497,454.17 × 865,442.56
  4. Step 4: Simplify right side
    999,188.55x = 1,295,960,570,367.48
  5. Step 5: Solve for x
    x = 1,295,960,570,367.48/999,188.55
  6. Step 6: Final answer
    x = 1,297,013.03

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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.