Home / 1,394,191.43-2,088,621.19-942,696.21

Finding the Fourth Proportional to 1,394,191.43, 2,088,621.19 and 942,696.21

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Solution

The fourth proportional to 1,394,191.43, 2,088,621.19 and 942,696.21 is: 1,412,241.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,394,191.43 : 2,088,621.19 = 942,696.21 : x
  2. Step 2: Convert to fraction form
    1,394,191.43/2,088,621.19 = 942,696.21/x
  3. Step 3: Cross multiply
    1,394,191.43x = 2,088,621.19 × 942,696.21
  4. Step 4: Simplify right side
    1,394,191.43x = 1,968,935,279,938.69
  5. Step 5: Solve for x
    x = 1,968,935,279,938.69/1,394,191.43
  6. Step 6: Final answer
    x = 1,412,241.70

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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.