Home / 1,103,182.64-1,521,777.78-1,025,156.25

Finding the Fourth Proportional to 1,103,182.64, 1,521,777.78 and 1,025,156.25

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Solution

The fourth proportional to 1,103,182.64, 1,521,777.78 and 1,025,156.25 is: 1,414,144.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,182.64 : 1,521,777.78 = 1,025,156.25 : x
  2. Step 2: Convert to fraction form
    1,103,182.64/1,521,777.78 = 1,025,156.25/x
  3. Step 3: Cross multiply
    1,103,182.64x = 1,521,777.78 × 1,025,156.25
  4. Step 4: Simplify right side
    1,103,182.64x = 1,560,060,002,278.13
  5. Step 5: Solve for x
    x = 1,560,060,002,278.13/1,103,182.64
  6. Step 6: Final answer
    x = 1,414,144.81

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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.