Home / 1,012,440.52-1,397,170.42-553,584.73

Finding the Fourth Proportional to 1,012,440.52, 1,397,170.42 and 553,584.73

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Solution

The fourth proportional to 1,012,440.52, 1,397,170.42 and 553,584.73 is: 763,948.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,440.52 : 1,397,170.42 = 553,584.73 : x
  2. Step 2: Convert to fraction form
    1,012,440.52/1,397,170.42 = 553,584.73/x
  3. Step 3: Cross multiply
    1,012,440.52x = 1,397,170.42 × 553,584.73
  4. Step 4: Simplify right side
    1,012,440.52x = 773,452,207,462.49
  5. Step 5: Solve for x
    x = 773,452,207,462.49/1,012,440.52
  6. Step 6: Final answer
    x = 763,948.30

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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.