Home / 1,142,176.60-1,712,059.17-383,298.49

Finding the Fourth Proportional to 1,142,176.60, 1,712,059.17 and 383,298.49

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Solution

The fourth proportional to 1,142,176.60, 1,712,059.17 and 383,298.49 is: 574,543.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,176.60 : 1,712,059.17 = 383,298.49 : x
  2. Step 2: Convert to fraction form
    1,142,176.60/1,712,059.17 = 383,298.49/x
  3. Step 3: Cross multiply
    1,142,176.60x = 1,712,059.17 × 383,298.49
  4. Step 4: Simplify right side
    1,142,176.60x = 656,229,694,651.65
  5. Step 5: Solve for x
    x = 656,229,694,651.65/1,142,176.60
  6. Step 6: Final answer
    x = 574,543.11

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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.