Home / 1,017,516.15-1,526,306.72-511,800.96

Finding the Fourth Proportional to 1,017,516.15, 1,526,306.72 and 511,800.96

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Solution

The fourth proportional to 1,017,516.15, 1,526,306.72 and 511,800.96 is: 767,717.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,516.15 : 1,526,306.72 = 511,800.96 : x
  2. Step 2: Convert to fraction form
    1,017,516.15/1,526,306.72 = 511,800.96/x
  3. Step 3: Cross multiply
    1,017,516.15x = 1,526,306.72 × 511,800.96
  4. Step 4: Simplify right side
    1,017,516.15x = 781,165,241,991.45
  5. Step 5: Solve for x
    x = 781,165,241,991.45/1,017,516.15
  6. Step 6: Final answer
    x = 767,717.78

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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.