Home / 5,092,820.92-7,637,610.90-1,680,471.40

Finding the Fourth Proportional to 5,092,820.92, 7,637,610.90 and 1,680,471.40

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Solution

The fourth proportional to 5,092,820.92, 7,637,610.90 and 1,680,471.40 is: 2,520,172.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,092,820.92 : 7,637,610.90 = 1,680,471.40 : x
  2. Step 2: Convert to fraction form
    5,092,820.92/7,637,610.90 = 1,680,471.40/x
  3. Step 3: Cross multiply
    5,092,820.92x = 7,637,610.90 × 1,680,471.40
  4. Step 4: Simplify right side
    5,092,820.92x = 12,834,786,681,778.26
  5. Step 5: Solve for x
    x = 12,834,786,681,778.26/5,092,820.92
  6. Step 6: Final answer
    x = 2,520,172.39

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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.