Home / 1,102,818.20-1,654,227.30-542,946.20

Finding the Fourth Proportional to 1,102,818.20, 1,654,227.30 and 542,946.20

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Solution

The fourth proportional to 1,102,818.20, 1,654,227.30 and 542,946.20 is: 814,419.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,818.20 : 1,654,227.30 = 542,946.20 : x
  2. Step 2: Convert to fraction form
    1,102,818.20/1,654,227.30 = 542,946.20/x
  3. Step 3: Cross multiply
    1,102,818.20x = 1,654,227.30 × 542,946.20
  4. Step 4: Simplify right side
    1,102,818.20x = 898,156,426,471.26
  5. Step 5: Solve for x
    x = 898,156,426,471.26/1,102,818.20
  6. Step 6: Final answer
    x = 814,419.30

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Double scale
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Similar ratio
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1.5x scale

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.