Home / 1,255,928.26-1,882,550.31-913,550.98

Finding the Fourth Proportional to 1,255,928.26, 1,882,550.31 and 913,550.98

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Solution

The fourth proportional to 1,255,928.26, 1,882,550.31 and 913,550.98 is: 1,369,350.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,928.26 : 1,882,550.31 = 913,550.98 : x
  2. Step 2: Convert to fraction form
    1,255,928.26/1,882,550.31 = 913,550.98/x
  3. Step 3: Cross multiply
    1,255,928.26x = 1,882,550.31 × 913,550.98
  4. Step 4: Simplify right side
    1,255,928.26x = 1,719,805,680,599.80
  5. Step 5: Solve for x
    x = 1,719,805,680,599.80/1,255,928.26
  6. Step 6: Final answer
    x = 1,369,350.25

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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.