Home / 1,131,176.64-1,560,503.46-1,002,245.64

Finding the Fourth Proportional to 1,131,176.64, 1,560,503.46 and 1,002,245.64

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Solution

The fourth proportional to 1,131,176.64, 1,560,503.46 and 1,002,245.64 is: 1,382,637.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,176.64 : 1,560,503.46 = 1,002,245.64 : x
  2. Step 2: Convert to fraction form
    1,131,176.64/1,560,503.46 = 1,002,245.64/x
  3. Step 3: Cross multiply
    1,131,176.64x = 1,560,503.46 × 1,002,245.64
  4. Step 4: Simplify right side
    1,131,176.64x = 1,564,007,788,989.91
  5. Step 5: Solve for x
    x = 1,564,007,788,989.91/1,131,176.64
  6. Step 6: Final answer
    x = 1,382,637.98

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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.