Home / 1,131,154.08-1,560,472.47-1,002,223.14

Finding the Fourth Proportional to 1,131,154.08, 1,560,472.47 and 1,002,223.14

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Solution

The fourth proportional to 1,131,154.08, 1,560,472.47 and 1,002,223.14 is: 1,382,607.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,154.08 : 1,560,472.47 = 1,002,223.14 : x
  2. Step 2: Convert to fraction form
    1,131,154.08/1,560,472.47 = 1,002,223.14/x
  3. Step 3: Cross multiply
    1,131,154.08x = 1,560,472.47 × 1,002,223.14
  4. Step 4: Simplify right side
    1,131,154.08x = 1,563,941,618,766.96
  5. Step 5: Solve for x
    x = 1,563,941,618,766.96/1,131,154.08
  6. Step 6: Final answer
    x = 1,382,607.06

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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.