Home / 2,668,635.11-4,003,198.40-871,528.01

Finding the Fourth Proportional to 2,668,635.11, 4,003,198.40 and 871,528.01

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Solution

The fourth proportional to 2,668,635.11, 4,003,198.40 and 871,528.01 is: 1,307,372.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668,635.11 : 4,003,198.40 = 871,528.01 : x
  2. Step 2: Convert to fraction form
    2,668,635.11/4,003,198.40 = 871,528.01/x
  3. Step 3: Cross multiply
    2,668,635.11x = 4,003,198.40 × 871,528.01
  4. Step 4: Simplify right side
    2,668,635.11x = 3,488,899,517,350.01
  5. Step 5: Solve for x
    x = 3,488,899,517,350.01/2,668,635.11
  6. Step 6: Final answer
    x = 1,307,372.26

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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.