Home / 4,122,859.73-5,690,229.32-2,287,907.42

Finding the Fourth Proportional to 4,122,859.73, 5,690,229.32 and 2,287,907.42

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Solution

The fourth proportional to 4,122,859.73, 5,690,229.32 and 2,287,907.42 is: 3,157,691.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122,859.73 : 5,690,229.32 = 2,287,907.42 : x
  2. Step 2: Convert to fraction form
    4,122,859.73/5,690,229.32 = 2,287,907.42/x
  3. Step 3: Cross multiply
    4,122,859.73x = 5,690,229.32 × 2,287,907.42
  4. Step 4: Simplify right side
    4,122,859.73x = 13,018,717,885,570.97
  5. Step 5: Solve for x
    x = 13,018,717,885,570.97/4,122,859.73
  6. Step 6: Final answer
    x = 3,157,691.20

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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.