Home / 1,304,625.18-1,800,397.80-723,859.20

Finding the Fourth Proportional to 1,304,625.18, 1,800,397.80 and 723,859.20

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Solution

The fourth proportional to 1,304,625.18, 1,800,397.80 and 723,859.20 is: 998,934.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,625.18 : 1,800,397.80 = 723,859.20 : x
  2. Step 2: Convert to fraction form
    1,304,625.18/1,800,397.80 = 723,859.20/x
  3. Step 3: Cross multiply
    1,304,625.18x = 1,800,397.80 × 723,859.20
  4. Step 4: Simplify right side
    1,304,625.18x = 1,303,234,511,189.76
  5. Step 5: Solve for x
    x = 1,303,234,511,189.76/1,304,625.18
  6. Step 6: Final answer
    x = 998,934.05

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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.