Home / 1,275,531.30-1,760,233.01-702,571.46

Finding the Fourth Proportional to 1,275,531.30, 1,760,233.01 and 702,571.46

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Solution

The fourth proportional to 1,275,531.30, 1,760,233.01 and 702,571.46 is: 969,548.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,531.30 : 1,760,233.01 = 702,571.46 : x
  2. Step 2: Convert to fraction form
    1,275,531.30/1,760,233.01 = 702,571.46/x
  3. Step 3: Cross multiply
    1,275,531.30x = 1,760,233.01 × 702,571.46
  4. Step 4: Simplify right side
    1,275,531.30x = 1,236,689,463,461.87
  5. Step 5: Solve for x
    x = 1,236,689,463,461.87/1,275,531.30
  6. Step 6: Final answer
    x = 969,548.50

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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.