Home / 1,729,385.40-2,587,079.70-1,519,433.40

Finding the Fourth Proportional to 1,729,385.40, 2,587,079.70 and 1,519,433.40

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Solution

The fourth proportional to 1,729,385.40, 2,587,079.70 and 1,519,433.40 is: 2,273,001.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729,385.40 : 2,587,079.70 = 1,519,433.40 : x
  2. Step 2: Convert to fraction form
    1,729,385.40/2,587,079.70 = 1,519,433.40/x
  3. Step 3: Cross multiply
    1,729,385.40x = 2,587,079.70 × 1,519,433.40
  4. Step 4: Simplify right side
    1,729,385.40x = 3,930,895,304,641.98
  5. Step 5: Solve for x
    x = 3,930,895,304,641.98/1,729,385.40
  6. Step 6: Final answer
    x = 2,273,001.32

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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.