Home / 1,122,951.76-1,549,747.12-633,042.16

Finding the Fourth Proportional to 1,122,951.76, 1,549,747.12 and 633,042.16

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Solution

The fourth proportional to 1,122,951.76, 1,549,747.12 and 633,042.16 is: 873,639.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,951.76 : 1,549,747.12 = 633,042.16 : x
  2. Step 2: Convert to fraction form
    1,122,951.76/1,549,747.12 = 633,042.16/x
  3. Step 3: Cross multiply
    1,122,951.76x = 1,549,747.12 × 633,042.16
  4. Step 4: Simplify right side
    1,122,951.76x = 981,055,264,298.58
  5. Step 5: Solve for x
    x = 981,055,264,298.58/1,122,951.76
  6. Step 6: Final answer
    x = 873,639.72

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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.