Home / 1,099,862.43-1,517,808.11-616,427.43

Finding the Fourth Proportional to 1,099,862.43, 1,517,808.11 and 616,427.43

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Solution

The fourth proportional to 1,099,862.43, 1,517,808.11 and 616,427.43 is: 850,668.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,862.43 : 1,517,808.11 = 616,427.43 : x
  2. Step 2: Convert to fraction form
    1,099,862.43/1,517,808.11 = 616,427.43/x
  3. Step 3: Cross multiply
    1,099,862.43x = 1,517,808.11 × 616,427.43
  4. Step 4: Simplify right side
    1,099,862.43x = 935,618,549,398.32
  5. Step 5: Solve for x
    x = 935,618,549,398.32/1,099,862.43
  6. Step 6: Final answer
    x = 850,668.71

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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.