Home / 1,304,524.80-1,960,723.80-1,131,314.40

Finding the Fourth Proportional to 1,304,524.80, 1,960,723.80 and 1,131,314.40

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Solution

The fourth proportional to 1,304,524.80, 1,960,723.80 and 1,131,314.40 is: 1,700,385.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,524.80 : 1,960,723.80 = 1,131,314.40 : x
  2. Step 2: Convert to fraction form
    1,304,524.80/1,960,723.80 = 1,131,314.40/x
  3. Step 3: Cross multiply
    1,304,524.80x = 1,960,723.80 × 1,131,314.40
  4. Step 4: Simplify right side
    1,304,524.80x = 2,218,195,069,362.72
  5. Step 5: Solve for x
    x = 2,218,195,069,362.72/1,304,524.80
  6. Step 6: Final answer
    x = 1,700,385.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.