Home / 1,263,950-1,744,026.78-747,725.66

Finding the Fourth Proportional to 1,263,950, 1,744,026.78 and 747,725.66

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Solution

The fourth proportional to 1,263,950, 1,744,026.78 and 747,725.66 is: 1,031,728.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,950 : 1,744,026.78 = 747,725.66 : x
  2. Step 2: Convert to fraction form
    1,263,950/1,744,026.78 = 747,725.66/x
  3. Step 3: Cross multiply
    1,263,950x = 1,744,026.78 × 747,725.66
  4. Step 4: Simplify right side
    1,263,950x = 1,304,053,575,133.17
  5. Step 5: Solve for x
    x = 1,304,053,575,133.17/1,263,950
  6. Step 6: Final answer
    x = 1,031,728.77

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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.