Home / 1,017,449.28-1,526,206.41-511,734.24

Finding the Fourth Proportional to 1,017,449.28, 1,526,206.41 and 511,734.24

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Solution

The fourth proportional to 1,017,449.28, 1,526,206.41 and 511,734.24 is: 767,617.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,449.28 : 1,526,206.41 = 511,734.24 : x
  2. Step 2: Convert to fraction form
    1,017,449.28/1,526,206.41 = 511,734.24/x
  3. Step 3: Cross multiply
    1,017,449.28x = 1,526,206.41 × 511,734.24
  4. Step 4: Simplify right side
    1,017,449.28x = 781,012,077,304.48
  5. Step 5: Solve for x
    x = 781,012,077,304.48/1,017,449.28
  6. Step 6: Final answer
    x = 767,617.70

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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.