Home / 2,184,211.80-3,275,540.10-986,707.80

Finding the Fourth Proportional to 2,184,211.80, 3,275,540.10 and 986,707.80

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Solution

The fourth proportional to 2,184,211.80, 3,275,540.10 and 986,707.80 is: 1,479,710.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184,211.80 : 3,275,540.10 = 986,707.80 : x
  2. Step 2: Convert to fraction form
    2,184,211.80/3,275,540.10 = 986,707.80/x
  3. Step 3: Cross multiply
    2,184,211.80x = 3,275,540.10 × 986,707.80
  4. Step 4: Simplify right side
    2,184,211.80x = 3,232,000,965,882.78
  5. Step 5: Solve for x
    x = 3,232,000,965,882.78/2,184,211.80
  6. Step 6: Final answer
    x = 1,479,710.42

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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.