Home / 1,281,177.60-1,920,891.60-607,581.60

Finding the Fourth Proportional to 1,281,177.60, 1,920,891.60 and 607,581.60

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Solution

The fourth proportional to 1,281,177.60, 1,920,891.60 and 607,581.60 is: 910,957.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,177.60 : 1,920,891.60 = 607,581.60 : x
  2. Step 2: Convert to fraction form
    1,281,177.60/1,920,891.60 = 607,581.60/x
  3. Step 3: Cross multiply
    1,281,177.60x = 1,920,891.60 × 607,581.60
  4. Step 4: Simplify right side
    1,281,177.60x = 1,167,098,391,754.56
  5. Step 5: Solve for x
    x = 1,167,098,391,754.56/1,281,177.60
  6. Step 6: Final answer
    x = 910,957.54

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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.