Home / 2,589,895.80-3,883,677.30-991,927.80

Finding the Fourth Proportional to 2,589,895.80, 3,883,677.30 and 991,927.80

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Solution

The fourth proportional to 2,589,895.80, 3,883,677.30 and 991,927.80 is: 1,487,444.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589,895.80 : 3,883,677.30 = 991,927.80 : x
  2. Step 2: Convert to fraction form
    2,589,895.80/3,883,677.30 = 991,927.80/x
  3. Step 3: Cross multiply
    2,589,895.80x = 3,883,677.30 × 991,927.80
  4. Step 4: Simplify right side
    2,589,895.80x = 3,852,327,480,098.94
  5. Step 5: Solve for x
    x = 3,852,327,480,098.94/2,589,895.80
  6. Step 6: Final answer
    x = 1,487,444.97

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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.