Home / 3,124,718.28-4,687,077.42-2,965,154.76

Finding the Fourth Proportional to 3,124,718.28, 4,687,077.42 and 2,965,154.76

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Solution

The fourth proportional to 3,124,718.28, 4,687,077.42 and 2,965,154.76 is: 4,447,732.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124,718.28 : 4,687,077.42 = 2,965,154.76 : x
  2. Step 2: Convert to fraction form
    3,124,718.28/4,687,077.42 = 2,965,154.76/x
  3. Step 3: Cross multiply
    3,124,718.28x = 4,687,077.42 × 2,965,154.76
  4. Step 4: Simplify right side
    3,124,718.28x = 13,897,909,922,401.52
  5. Step 5: Solve for x
    x = 13,897,909,922,401.52/3,124,718.28
  6. Step 6: Final answer
    x = 4,447,732.14

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Similar ratio
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1.5x scale

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.