Home / 1,156,679.92-1,596,218.10-647,382.28

Finding the Fourth Proportional to 1,156,679.92, 1,596,218.10 and 647,382.28

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Solution

The fourth proportional to 1,156,679.92, 1,596,218.10 and 647,382.28 is: 893,387.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,679.92 : 1,596,218.10 = 647,382.28 : x
  2. Step 2: Convert to fraction form
    1,156,679.92/1,596,218.10 = 647,382.28/x
  3. Step 3: Cross multiply
    1,156,679.92x = 1,596,218.10 × 647,382.28
  4. Step 4: Simplify right side
    1,156,679.92x = 1,033,363,312,955.27
  5. Step 5: Solve for x
    x = 1,033,363,312,955.27/1,156,679.92
  6. Step 6: Final answer
    x = 893,387.44

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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.