Home / 1,726,278.80-2,590,195.80-827,373.20

Finding the Fourth Proportional to 1,726,278.80, 2,590,195.80 and 827,373.20

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Solution

The fourth proportional to 1,726,278.80, 2,590,195.80 and 827,373.20 is: 1,241,432.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,278.80 : 2,590,195.80 = 827,373.20 : x
  2. Step 2: Convert to fraction form
    1,726,278.80/2,590,195.80 = 827,373.20/x
  3. Step 3: Cross multiply
    1,726,278.80x = 2,590,195.80 × 827,373.20
  4. Step 4: Simplify right side
    1,726,278.80x = 2,143,058,587,672.56
  5. Step 5: Solve for x
    x = 2,143,058,587,672.56/1,726,278.80
  6. Step 6: Final answer
    x = 1,241,432.49

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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.