Home / 1,273,324.35-1,757,437.25-729,824.48

Finding the Fourth Proportional to 1,273,324.35, 1,757,437.25 and 729,824.48

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Solution

The fourth proportional to 1,273,324.35, 1,757,437.25 and 729,824.48 is: 1,007,300.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,324.35 : 1,757,437.25 = 729,824.48 : x
  2. Step 2: Convert to fraction form
    1,273,324.35/1,757,437.25 = 729,824.48/x
  3. Step 3: Cross multiply
    1,273,324.35x = 1,757,437.25 × 729,824.48
  4. Step 4: Simplify right side
    1,273,324.35x = 1,282,620,727,113.88
  5. Step 5: Solve for x
    x = 1,282,620,727,113.88/1,273,324.35
  6. Step 6: Final answer
    x = 1,007,300.87

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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.