Home / 5,126,589.38-7,074,816.19-2,921,405.05

Finding the Fourth Proportional to 5,126,589.38, 7,074,816.19 and 2,921,405.05

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Solution

The fourth proportional to 5,126,589.38, 7,074,816.19 and 2,921,405.05 is: 4,031,608.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,126,589.38 : 7,074,816.19 = 2,921,405.05 : x
  2. Step 2: Convert to fraction form
    5,126,589.38/7,074,816.19 = 2,921,405.05/x
  3. Step 3: Cross multiply
    5,126,589.38x = 7,074,816.19 × 2,921,405.05
  4. Step 4: Simplify right side
    5,126,589.38x = 20,668,403,723,464.83
  5. Step 5: Solve for x
    x = 20,668,403,723,464.83/5,126,589.38
  6. Step 6: Final answer
    x = 4,031,608.97

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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.