Home / 1,274,851.28-1,912,276.92-433,403.04

Finding the Fourth Proportional to 1,274,851.28, 1,912,276.92 and 433,403.04

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Solution

The fourth proportional to 1,274,851.28, 1,912,276.92 and 433,403.04 is: 650,104.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,851.28 : 1,912,276.92 = 433,403.04 : x
  2. Step 2: Convert to fraction form
    1,274,851.28/1,912,276.92 = 433,403.04/x
  3. Step 3: Cross multiply
    1,274,851.28x = 1,912,276.92 × 433,403.04
  4. Step 4: Simplify right side
    1,274,851.28x = 828,786,630,449.84
  5. Step 5: Solve for x
    x = 828,786,630,449.84/1,274,851.28
  6. Step 6: Final answer
    x = 650,104.56

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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.