Home / 3,207,218.35-4,422,414.49-2,043,821.65

Finding the Fourth Proportional to 3,207,218.35, 4,422,414.49 and 2,043,821.65

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Solution

The fourth proportional to 3,207,218.35, 4,422,414.49 and 2,043,821.65 is: 2,818,213.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207,218.35 : 4,422,414.49 = 2,043,821.65 : x
  2. Step 2: Convert to fraction form
    3,207,218.35/4,422,414.49 = 2,043,821.65/x
  3. Step 3: Cross multiply
    3,207,218.35x = 4,422,414.49 × 2,043,821.65
  4. Step 4: Simplify right side
    3,207,218.35x = 9,038,626,479,935.71
  5. Step 5: Solve for x
    x = 9,038,626,479,935.71/3,207,218.35
  6. Step 6: Final answer
    x = 2,818,213.63

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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.