Home / 1,156,195.50-1,595,549.79-646,996.29

Finding the Fourth Proportional to 1,156,195.50, 1,595,549.79 and 646,996.29

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Solution

The fourth proportional to 1,156,195.50, 1,595,549.79 and 646,996.29 is: 892,854.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,195.50 : 1,595,549.79 = 646,996.29 : x
  2. Step 2: Convert to fraction form
    1,156,195.50/1,595,549.79 = 646,996.29/x
  3. Step 3: Cross multiply
    1,156,195.50x = 1,595,549.79 × 646,996.29
  4. Step 4: Simplify right side
    1,156,195.50x = 1,032,314,794,640.28
  5. Step 5: Solve for x
    x = 1,032,314,794,640.28/1,156,195.50
  6. Step 6: Final answer
    x = 892,854.88

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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.