Home / 1,891,338.57-2,833,217.87-1,791,993.69

Finding the Fourth Proportional to 1,891,338.57, 2,833,217.87 and 1,791,993.69

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Solution

The fourth proportional to 1,891,338.57, 2,833,217.87 and 1,791,993.69 is: 2,684,399.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,338.57 : 2,833,217.87 = 1,791,993.69 : x
  2. Step 2: Convert to fraction form
    1,891,338.57/2,833,217.87 = 1,791,993.69/x
  3. Step 3: Cross multiply
    1,891,338.57x = 2,833,217.87 × 1,791,993.69
  4. Step 4: Simplify right side
    1,891,338.57x = 5,077,108,536,475.27
  5. Step 5: Solve for x
    x = 5,077,108,536,475.27/1,891,338.57
  6. Step 6: Final answer
    x = 2,684,399.62

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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.