Home / 1,014,670.28-1,398,618.92-687,883.25

Finding the Fourth Proportional to 1,014,670.28, 1,398,618.92 and 687,883.25

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Solution

The fourth proportional to 1,014,670.28, 1,398,618.92 and 687,883.25 is: 948,176.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,670.28 : 1,398,618.92 = 687,883.25 : x
  2. Step 2: Convert to fraction form
    1,014,670.28/1,398,618.92 = 687,883.25/x
  3. Step 3: Cross multiply
    1,014,670.28x = 1,398,618.92 × 687,883.25
  4. Step 4: Simplify right side
    1,014,670.28x = 962,086,517,768.58
  5. Step 5: Solve for x
    x = 962,086,517,768.58/1,014,670.28
  6. Step 6: Final answer
    x = 948,176.51

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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.