Home / 1,760,517.32-2,429,379.99-1,072,112.90

Finding the Fourth Proportional to 1,760,517.32, 2,429,379.99 and 1,072,112.90

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Solution

The fourth proportional to 1,760,517.32, 2,429,379.99 and 1,072,112.90 is: 1,479,434.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,517.32 : 2,429,379.99 = 1,072,112.90 : x
  2. Step 2: Convert to fraction form
    1,760,517.32/2,429,379.99 = 1,072,112.90/x
  3. Step 3: Cross multiply
    1,760,517.32x = 2,429,379.99 × 1,072,112.90
  4. Step 4: Simplify right side
    1,760,517.32x = 2,604,569,614,133.97
  5. Step 5: Solve for x
    x = 2,604,569,614,133.97/1,760,517.32
  6. Step 6: Final answer
    x = 1,479,434.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.