Home / 2,165,805.24-2,988,834.85-1,198,951.67

Finding the Fourth Proportional to 2,165,805.24, 2,988,834.85 and 1,198,951.67

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Solution

The fourth proportional to 2,165,805.24, 2,988,834.85 and 1,198,951.67 is: 1,654,566.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165,805.24 : 2,988,834.85 = 1,198,951.67 : x
  2. Step 2: Convert to fraction form
    2,165,805.24/2,988,834.85 = 1,198,951.67/x
  3. Step 3: Cross multiply
    2,165,805.24x = 2,988,834.85 × 1,198,951.67
  4. Step 4: Simplify right side
    2,165,805.24x = 3,583,468,536,988.37
  5. Step 5: Solve for x
    x = 3,583,468,536,988.37/2,165,805.24
  6. Step 6: Final answer
    x = 1,654,566.38

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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.