Home / 1,027,291.31-1,418,232.14-619,496.45

Finding the Fourth Proportional to 1,027,291.31, 1,418,232.14 and 619,496.45

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Solution

The fourth proportional to 1,027,291.31, 1,418,232.14 and 619,496.45 is: 855,248.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,291.31 : 1,418,232.14 = 619,496.45 : x
  2. Step 2: Convert to fraction form
    1,027,291.31/1,418,232.14 = 619,496.45/x
  3. Step 3: Cross multiply
    1,027,291.31x = 1,418,232.14 × 619,496.45
  4. Step 4: Simplify right side
    1,027,291.31x = 878,589,781,436.30
  5. Step 5: Solve for x
    x = 878,589,781,436.30/1,027,291.31
  6. Step 6: Final answer
    x = 855,248.92

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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.