Home / 1,412,761.76-1,949,597.04-768,182.12

Finding the Fourth Proportional to 1,412,761.76, 1,949,597.04 and 768,182.12

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Solution

The fourth proportional to 1,412,761.76, 1,949,597.04 and 768,182.12 is: 1,060,083.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,761.76 : 1,949,597.04 = 768,182.12 : x
  2. Step 2: Convert to fraction form
    1,412,761.76/1,949,597.04 = 768,182.12/x
  3. Step 3: Cross multiply
    1,412,761.76x = 1,949,597.04 × 768,182.12
  4. Step 4: Simplify right side
    1,412,761.76x = 1,497,645,587,332.92
  5. Step 5: Solve for x
    x = 1,497,645,587,332.92/1,412,761.76
  6. Step 6: Final answer
    x = 1,060,083.61

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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.