Home / 1,324,006.23-1,984,454.13-612,531.39

Finding the Fourth Proportional to 1,324,006.23, 1,984,454.13 and 612,531.39

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Solution

The fourth proportional to 1,324,006.23, 1,984,454.13 and 612,531.39 is: 918,077.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,006.23 : 1,984,454.13 = 612,531.39 : x
  2. Step 2: Convert to fraction form
    1,324,006.23/1,984,454.13 = 612,531.39/x
  3. Step 3: Cross multiply
    1,324,006.23x = 1,984,454.13 × 612,531.39
  4. Step 4: Simplify right side
    1,324,006.23x = 1,215,540,446,640.14
  5. Step 5: Solve for x
    x = 1,215,540,446,640.14/1,324,006.23
  6. Step 6: Final answer
    x = 918,077.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.