Home / 2,126,452.20-3,189,969.90-706,360.20

Finding the Fourth Proportional to 2,126,452.20, 3,189,969.90 and 706,360.20

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Solution

The fourth proportional to 2,126,452.20, 3,189,969.90 and 706,360.20 is: 1,059,637.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,452.20 : 3,189,969.90 = 706,360.20 : x
  2. Step 2: Convert to fraction form
    2,126,452.20/3,189,969.90 = 706,360.20/x
  3. Step 3: Cross multiply
    2,126,452.20x = 3,189,969.90 × 706,360.20
  4. Step 4: Simplify right side
    2,126,452.20x = 2,253,267,776,557.98
  5. Step 5: Solve for x
    x = 2,253,267,776,557.98/2,126,452.20
  6. Step 6: Final answer
    x = 1,059,637.16

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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.