Home / 1,414,493.76-1,952,042.88-769,956

Finding the Fourth Proportional to 1,414,493.76, 1,952,042.88 and 769,956

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Solution

The fourth proportional to 1,414,493.76, 1,952,042.88 and 769,956 is: 1,062,561.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,493.76 : 1,952,042.88 = 769,956 : x
  2. Step 2: Convert to fraction form
    1,414,493.76/1,952,042.88 = 769,956/x
  3. Step 3: Cross multiply
    1,414,493.76x = 1,952,042.88 × 769,956
  4. Step 4: Simplify right side
    1,414,493.76x = 1,502,987,127,713.28
  5. Step 5: Solve for x
    x = 1,502,987,127,713.28/1,414,493.76
  6. Step 6: Final answer
    x = 1,062,561.87

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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.