Home / 2,077,329.76-2,866,704.13-1,206,378.61

Finding the Fourth Proportional to 2,077,329.76, 2,866,704.13 and 1,206,378.61

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Solution

The fourth proportional to 2,077,329.76, 2,866,704.13 and 1,206,378.61 is: 1,664,796.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,329.76 : 2,866,704.13 = 1,206,378.61 : x
  2. Step 2: Convert to fraction form
    2,077,329.76/2,866,704.13 = 1,206,378.61/x
  3. Step 3: Cross multiply
    2,077,329.76x = 2,866,704.13 × 1,206,378.61
  4. Step 4: Simplify right side
    2,077,329.76x = 3,458,330,543,630.66
  5. Step 5: Solve for x
    x = 3,458,330,543,630.66/2,077,329.76
  6. Step 6: Final answer
    x = 1,664,796.13

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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.