Home / 3,605,815.26-4,976,265.18-2,078,020.80

Finding the Fourth Proportional to 3,605,815.26, 4,976,265.18 and 2,078,020.80

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Solution

The fourth proportional to 3,605,815.26, 4,976,265.18 and 2,078,020.80 is: 2,867,807.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605,815.26 : 4,976,265.18 = 2,078,020.80 : x
  2. Step 2: Convert to fraction form
    3,605,815.26/4,976,265.18 = 2,078,020.80/x
  3. Step 3: Cross multiply
    3,605,815.26x = 4,976,265.18 × 2,078,020.80
  4. Step 4: Simplify right side
    3,605,815.26x = 10,340,782,550,355.74
  5. Step 5: Solve for x
    x = 10,340,782,550,355.74/3,605,815.26
  6. Step 6: Final answer
    x = 2,867,807.09

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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.