Home / 1,650,814.24-2,278,131.60-1,077,515.68

Finding the Fourth Proportional to 1,650,814.24, 2,278,131.60 and 1,077,515.68

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Solution

The fourth proportional to 1,650,814.24, 2,278,131.60 and 1,077,515.68 is: 1,486,976.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,650,814.24 : 2,278,131.60 = 1,077,515.68 : x
  2. Step 2: Convert to fraction form
    1,650,814.24/2,278,131.60 = 1,077,515.68/x
  3. Step 3: Cross multiply
    1,650,814.24x = 2,278,131.60 × 1,077,515.68
  4. Step 4: Simplify right side
    1,650,814.24x = 2,454,722,520,103.49
  5. Step 5: Solve for x
    x = 2,454,722,520,103.49/1,650,814.24
  6. Step 6: Final answer
    x = 1,486,976.83

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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.