Home / 1,228,862.52-1,695,866.22-719,517.24

Finding the Fourth Proportional to 1,228,862.52, 1,695,866.22 and 719,517.24

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Solution

The fourth proportional to 1,228,862.52, 1,695,866.22 and 719,517.24 is: 992,954.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,862.52 : 1,695,866.22 = 719,517.24 : x
  2. Step 2: Convert to fraction form
    1,228,862.52/1,695,866.22 = 719,517.24/x
  3. Step 3: Cross multiply
    1,228,862.52x = 1,695,866.22 × 719,517.24
  4. Step 4: Simplify right side
    1,228,862.52x = 1,220,204,982,023.63
  5. Step 5: Solve for x
    x = 1,220,204,982,023.63/1,228,862.52
  6. Step 6: Final answer
    x = 992,954.84

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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.