Home / 2,989,768.91-4,485,366.14-968,013.43

Finding the Fourth Proportional to 2,989,768.91, 4,485,366.14 and 968,013.43

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Solution

The fourth proportional to 2,989,768.91, 4,485,366.14 and 968,013.43 is: 1,452,250.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,768.91 : 4,485,366.14 = 968,013.43 : x
  2. Step 2: Convert to fraction form
    2,989,768.91/4,485,366.14 = 968,013.43/x
  3. Step 3: Cross multiply
    2,989,768.91x = 4,485,366.14 × 968,013.43
  4. Step 4: Simplify right side
    2,989,768.91x = 4,341,894,645,933.78
  5. Step 5: Solve for x
    x = 4,341,894,645,933.78/2,989,768.91
  6. Step 6: Final answer
    x = 1,452,250.92

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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.