Home / 3,398,812.52-5,098,168.79-840,027.72

Finding the Fourth Proportional to 3,398,812.52, 5,098,168.79 and 840,027.72

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Solution

The fourth proportional to 3,398,812.52, 5,098,168.79 and 840,027.72 is: 1,260,029.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398,812.52 : 5,098,168.79 = 840,027.72 : x
  2. Step 2: Convert to fraction form
    3,398,812.52/5,098,168.79 = 840,027.72/x
  3. Step 3: Cross multiply
    3,398,812.52x = 5,098,168.79 × 840,027.72
  4. Step 4: Simplify right side
    3,398,812.52x = 4,282,603,104,838.86
  5. Step 5: Solve for x
    x = 4,282,603,104,838.86/3,398,812.52
  6. Step 6: Final answer
    x = 1,260,029.22

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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.