Home / 1,062,712.53-1,594,418.76-431,456.85

Finding the Fourth Proportional to 1,062,712.53, 1,594,418.76 and 431,456.85

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Solution

The fourth proportional to 1,062,712.53, 1,594,418.76 and 431,456.85 is: 647,327.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,712.53 : 1,594,418.76 = 431,456.85 : x
  2. Step 2: Convert to fraction form
    1,062,712.53/1,594,418.76 = 431,456.85/x
  3. Step 3: Cross multiply
    1,062,712.53x = 1,594,418.76 × 431,456.85
  4. Step 4: Simplify right side
    1,062,712.53x = 687,922,895,770.51
  5. Step 5: Solve for x
    x = 687,922,895,770.51/1,062,712.53
  6. Step 6: Final answer
    x = 647,327.36

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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.