Home / 2,859,145.29-3,945,689.43-1,552,452.90

Finding the Fourth Proportional to 2,859,145.29, 3,945,689.43 and 1,552,452.90

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Solution

The fourth proportional to 2,859,145.29, 3,945,689.43 and 1,552,452.90 is: 2,142,422.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,145.29 : 3,945,689.43 = 1,552,452.90 : x
  2. Step 2: Convert to fraction form
    2,859,145.29/3,945,689.43 = 1,552,452.90/x
  3. Step 3: Cross multiply
    2,859,145.29x = 3,945,689.43 × 1,552,452.90
  4. Step 4: Simplify right side
    2,859,145.29x = 6,125,496,998,102.85
  5. Step 5: Solve for x
    x = 6,125,496,998,102.85/2,859,145.29
  6. Step 6: Final answer
    x = 2,142,422.43

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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.