Home / 1,253,026.28-1,729,177.95-680,066.46

Finding the Fourth Proportional to 1,253,026.28, 1,729,177.95 and 680,066.46

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Solution

The fourth proportional to 1,253,026.28, 1,729,177.95 and 680,066.46 is: 938,492.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,026.28 : 1,729,177.95 = 680,066.46 : x
  2. Step 2: Convert to fraction form
    1,253,026.28/1,729,177.95 = 680,066.46/x
  3. Step 3: Cross multiply
    1,253,026.28x = 1,729,177.95 × 680,066.46
  4. Step 4: Simplify right side
    1,253,026.28x = 1,175,955,927,166.56
  5. Step 5: Solve for x
    x = 1,175,955,927,166.56/1,253,026.28
  6. Step 6: Final answer
    x = 938,492.63

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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.