Home / 1,247,551.16-1,870,610.42-488,503.92

Finding the Fourth Proportional to 1,247,551.16, 1,870,610.42 and 488,503.92

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Solution

The fourth proportional to 1,247,551.16, 1,870,610.42 and 488,503.92 is: 732,475.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,551.16 : 1,870,610.42 = 488,503.92 : x
  2. Step 2: Convert to fraction form
    1,247,551.16/1,870,610.42 = 488,503.92/x
  3. Step 3: Cross multiply
    1,247,551.16x = 1,870,610.42 × 488,503.92
  4. Step 4: Simplify right side
    1,247,551.16x = 913,800,522,962.85
  5. Step 5: Solve for x
    x = 913,800,522,962.85/1,247,551.16
  6. Step 6: Final answer
    x = 732,475.39

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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.