Home / 2,542,162.18-3,508,186.77-1,380,609.22

Finding the Fourth Proportional to 2,542,162.18, 3,508,186.77 and 1,380,609.22

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Solution

The fourth proportional to 2,542,162.18, 3,508,186.77 and 1,380,609.22 is: 1,905,242.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,542,162.18 : 3,508,186.77 = 1,380,609.22 : x
  2. Step 2: Convert to fraction form
    2,542,162.18/3,508,186.77 = 1,380,609.22/x
  3. Step 3: Cross multiply
    2,542,162.18x = 3,508,186.77 × 1,380,609.22
  4. Step 4: Simplify right side
    2,542,162.18x = 4,843,435,000,144.02
  5. Step 5: Solve for x
    x = 4,843,435,000,144.02/2,542,162.18
  6. Step 6: Final answer
    x = 1,905,242.33

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1.5x scale

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.