Home / 1,017,444.86-1,526,199.87-511,729.82

Finding the Fourth Proportional to 1,017,444.86, 1,526,199.87 and 511,729.82

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Solution

The fourth proportional to 1,017,444.86, 1,526,199.87 and 511,729.82 is: 767,611.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,444.86 : 1,526,199.87 = 511,729.82 : x
  2. Step 2: Convert to fraction form
    1,017,444.86/1,526,199.87 = 511,729.82/x
  3. Step 3: Cross multiply
    1,017,444.86x = 1,526,199.87 × 511,729.82
  4. Step 4: Simplify right side
    1,017,444.86x = 781,001,984,759.12
  5. Step 5: Solve for x
    x = 781,001,984,759.12/1,017,444.86
  6. Step 6: Final answer
    x = 767,611.12

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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.