Home / 1,612,542.82-2,225,309.46-887,390.53

Finding the Fourth Proportional to 1,612,542.82, 2,225,309.46 and 887,390.53

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Solution

The fourth proportional to 1,612,542.82, 2,225,309.46 and 887,390.53 is: 1,224,599.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,612,542.82 : 2,225,309.46 = 887,390.53 : x
  2. Step 2: Convert to fraction form
    1,612,542.82/2,225,309.46 = 887,390.53/x
  3. Step 3: Cross multiply
    1,612,542.82x = 2,225,309.46 × 887,390.53
  4. Step 4: Simplify right side
    1,612,542.82x = 1,974,718,541,123.41
  5. Step 5: Solve for x
    x = 1,974,718,541,123.41/1,612,542.82
  6. Step 6: Final answer
    x = 1,224,599.13

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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.