Home / 2,695,123.70-4,042,685.55-1,098,832.40

Finding the Fourth Proportional to 2,695,123.70, 4,042,685.55 and 1,098,832.40

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Solution

The fourth proportional to 2,695,123.70, 4,042,685.55 and 1,098,832.40 is: 1,648,248.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695,123.70 : 4,042,685.55 = 1,098,832.40 : x
  2. Step 2: Convert to fraction form
    2,695,123.70/4,042,685.55 = 1,098,832.40/x
  3. Step 3: Cross multiply
    2,695,123.70x = 4,042,685.55 × 1,098,832.40
  4. Step 4: Simplify right side
    2,695,123.70x = 4,442,233,865,351.82
  5. Step 5: Solve for x
    x = 4,442,233,865,351.82/2,695,123.70
  6. Step 6: Final answer
    x = 1,648,248.60

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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.