Home / 1,127,865.60-1,691,770.28-329,154.08

Finding the Fourth Proportional to 1,127,865.60, 1,691,770.28 and 329,154.08

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Solution

The fourth proportional to 1,127,865.60, 1,691,770.28 and 329,154.08 is: 493,722.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,865.60 : 1,691,770.28 = 329,154.08 : x
  2. Step 2: Convert to fraction form
    1,127,865.60/1,691,770.28 = 329,154.08/x
  3. Step 3: Cross multiply
    1,127,865.60x = 1,691,770.28 × 329,154.08
  4. Step 4: Simplify right side
    1,127,865.60x = 556,853,090,084.74
  5. Step 5: Solve for x
    x = 556,853,090,084.74/1,127,865.60
  6. Step 6: Final answer
    x = 493,722.91

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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.