Home / 1,394,997.12-1,925,674.56-942,900.48

Finding the Fourth Proportional to 1,394,997.12, 1,925,674.56 and 942,900.48

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Solution

The fourth proportional to 1,394,997.12, 1,925,674.56 and 942,900.48 is: 1,301,593.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,997.12 : 1,925,674.56 = 942,900.48 : x
  2. Step 2: Convert to fraction form
    1,394,997.12/1,925,674.56 = 942,900.48/x
  3. Step 3: Cross multiply
    1,394,997.12x = 1,925,674.56 × 942,900.48
  4. Step 4: Simplify right side
    1,394,997.12x = 1,815,719,466,947.79
  5. Step 5: Solve for x
    x = 1,815,719,466,947.79/1,394,997.12
  6. Step 6: Final answer
    x = 1,301,593.70

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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.