Home / 1,394,062.56-2,091,366.12-447,360.48

Finding the Fourth Proportional to 1,394,062.56, 2,091,366.12 and 447,360.48

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Solution

The fourth proportional to 1,394,062.56, 2,091,366.12 and 447,360.48 is: 671,128.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,062.56 : 2,091,366.12 = 447,360.48 : x
  2. Step 2: Convert to fraction form
    1,394,062.56/2,091,366.12 = 447,360.48/x
  3. Step 3: Cross multiply
    1,394,062.56x = 2,091,366.12 × 447,360.48
  4. Step 4: Simplify right side
    1,394,062.56x = 935,594,551,298.94
  5. Step 5: Solve for x
    x = 935,594,551,298.94/1,394,062.56
  6. Step 6: Final answer
    x = 671,128.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.