Home / 3,143,665.28-4,716,418.08-1,013,706.56

Finding the Fourth Proportional to 3,143,665.28, 4,716,418.08 and 1,013,706.56

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Solution

The fourth proportional to 3,143,665.28, 4,716,418.08 and 1,013,706.56 is: 1,520,856.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,665.28 : 4,716,418.08 = 1,013,706.56 : x
  2. Step 2: Convert to fraction form
    3,143,665.28/4,716,418.08 = 1,013,706.56/x
  3. Step 3: Cross multiply
    3,143,665.28x = 4,716,418.08 × 1,013,706.56
  4. Step 4: Simplify right side
    3,143,665.28x = 4,781,063,947,398.61
  5. Step 5: Solve for x
    x = 4,781,063,947,398.61/3,143,665.28
  6. Step 6: Final answer
    x = 1,520,856.55

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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.