Home / 4,098,654.30-6,147,981.45-2,107,998.30

Finding the Fourth Proportional to 4,098,654.30, 6,147,981.45 and 2,107,998.30

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Solution

The fourth proportional to 4,098,654.30, 6,147,981.45 and 2,107,998.30 is: 3,161,997.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098,654.30 : 6,147,981.45 = 2,107,998.30 : x
  2. Step 2: Convert to fraction form
    4,098,654.30/6,147,981.45 = 2,107,998.30/x
  3. Step 3: Cross multiply
    4,098,654.30x = 6,147,981.45 × 2,107,998.30
  4. Step 4: Simplify right side
    4,098,654.30x = 12,959,934,445,031.54
  5. Step 5: Solve for x
    x = 12,959,934,445,031.54/4,098,654.30
  6. Step 6: Final answer
    x = 3,161,997.45

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Double scale
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Similar ratio
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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.