Home / 3,479,270.10-5,218,905.15-2,981,606.10

Finding the Fourth Proportional to 3,479,270.10, 5,218,905.15 and 2,981,606.10

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Solution

The fourth proportional to 3,479,270.10, 5,218,905.15 and 2,981,606.10 is: 4,472,409.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479,270.10 : 5,218,905.15 = 2,981,606.10 : x
  2. Step 2: Convert to fraction form
    3,479,270.10/5,218,905.15 = 2,981,606.10/x
  3. Step 3: Cross multiply
    3,479,270.10x = 5,218,905.15 × 2,981,606.10
  4. Step 4: Simplify right side
    3,479,270.10x = 15,560,719,430,561.42
  5. Step 5: Solve for x
    x = 15,560,719,430,561.42/3,479,270.10
  6. Step 6: Final answer
    x = 4,472,409.15

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Double scale
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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.