Home / 1,274,849.28-1,912,273.92-433,401.03

Finding the Fourth Proportional to 1,274,849.28, 1,912,273.92 and 433,401.03

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Solution

The fourth proportional to 1,274,849.28, 1,912,273.92 and 433,401.03 is: 650,101.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,849.28 : 1,912,273.92 = 433,401.03 : x
  2. Step 2: Convert to fraction form
    1,274,849.28/1,912,273.92 = 433,401.03/x
  3. Step 3: Cross multiply
    1,274,849.28x = 1,912,273.92 × 433,401.03
  4. Step 4: Simplify right side
    1,274,849.28x = 828,781,486,570.14
  5. Step 5: Solve for x
    x = 828,781,486,570.14/1,274,849.28
  6. Step 6: Final answer
    x = 650,101.55

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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.