Home / 1,255,767.70-1,882,485.15-876,687.70

Finding the Fourth Proportional to 1,255,767.70, 1,882,485.15 and 876,687.70

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Solution

The fourth proportional to 1,255,767.70, 1,882,485.15 and 876,687.70 is: 1,314,217.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,767.70 : 1,882,485.15 = 876,687.70 : x
  2. Step 2: Convert to fraction form
    1,255,767.70/1,882,485.15 = 876,687.70/x
  3. Step 3: Cross multiply
    1,255,767.70x = 1,882,485.15 × 876,687.70
  4. Step 4: Simplify right side
    1,255,767.70x = 1,650,351,576,437.65
  5. Step 5: Solve for x
    x = 1,650,351,576,437.65/1,255,767.70
  6. Step 6: Final answer
    x = 1,314,217.25

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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.