Home / 3,718,915.27-5,132,141.13-2,087,289.95

Finding the Fourth Proportional to 3,718,915.27, 5,132,141.13 and 2,087,289.95

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Solution

The fourth proportional to 3,718,915.27, 5,132,141.13 and 2,087,289.95 is: 2,880,481.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,718,915.27 : 5,132,141.13 = 2,087,289.95 : x
  2. Step 2: Convert to fraction form
    3,718,915.27/5,132,141.13 = 2,087,289.95/x
  3. Step 3: Cross multiply
    3,718,915.27x = 5,132,141.13 × 2,087,289.95
  4. Step 4: Simplify right side
    3,718,915.27x = 10,712,266,584,797.28
  5. Step 5: Solve for x
    x = 10,712,266,584,797.28/3,718,915.27
  6. Step 6: Final answer
    x = 2,880,481.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.