Home / 1,676,468.25-2,515,077.21-611,510.28

Finding the Fourth Proportional to 1,676,468.25, 2,515,077.21 and 611,510.28

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Solution

The fourth proportional to 1,676,468.25, 2,515,077.21 and 611,510.28 is: 917,402.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,468.25 : 2,515,077.21 = 611,510.28 : x
  2. Step 2: Convert to fraction form
    1,676,468.25/2,515,077.21 = 611,510.28/x
  3. Step 3: Cross multiply
    1,676,468.25x = 2,515,077.21 × 611,510.28
  4. Step 4: Simplify right side
    1,676,468.25x = 1,537,995,553,275.78
  5. Step 5: Solve for x
    x = 1,537,995,553,275.78/1,676,468.25
  6. Step 6: Final answer
    x = 917,402.14

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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.