Home / 3,267,489.78-4,508,790.75-1,816,950.96

Finding the Fourth Proportional to 3,267,489.78, 4,508,790.75 and 1,816,950.96

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Solution

The fourth proportional to 3,267,489.78, 4,508,790.75 and 1,816,950.96 is: 2,507,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,267,489.78 : 4,508,790.75 = 1,816,950.96 : x
  2. Step 2: Convert to fraction form
    3,267,489.78/4,508,790.75 = 1,816,950.96/x
  3. Step 3: Cross multiply
    3,267,489.78x = 4,508,790.75 × 1,816,950.96
  4. Step 4: Simplify right side
    3,267,489.78x = 8,192,251,681,651.62
  5. Step 5: Solve for x
    x = 8,192,251,681,651.62/3,267,489.78
  6. Step 6: Final answer
    x = 2,507,200.40

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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.