Home / 1,787,999.75-2,467,470.43-972,208.92

Finding the Fourth Proportional to 1,787,999.75, 2,467,470.43 and 972,208.92

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Solution

The fourth proportional to 1,787,999.75, 2,467,470.43 and 972,208.92 is: 1,341,665.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,999.75 : 2,467,470.43 = 972,208.92 : x
  2. Step 2: Convert to fraction form
    1,787,999.75/2,467,470.43 = 972,208.92/x
  3. Step 3: Cross multiply
    1,787,999.75x = 2,467,470.43 × 972,208.92
  4. Step 4: Simplify right side
    1,787,999.75x = 2,398,896,761,882.24
  5. Step 5: Solve for x
    x = 2,398,896,761,882.24/1,787,999.75
  6. Step 6: Final answer
    x = 1,341,665.04

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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.