Home / 1,278,351.60-1,917,073.80-567,106.80

Finding the Fourth Proportional to 1,278,351.60, 1,917,073.80 and 567,106.80

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Solution

The fourth proportional to 1,278,351.60, 1,917,073.80 and 567,106.80 is: 850,458.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,351.60 : 1,917,073.80 = 567,106.80 : x
  2. Step 2: Convert to fraction form
    1,278,351.60/1,917,073.80 = 567,106.80/x
  3. Step 3: Cross multiply
    1,278,351.60x = 1,917,073.80 × 567,106.80
  4. Step 4: Simplify right side
    1,278,351.60x = 1,087,185,588,081.84
  5. Step 5: Solve for x
    x = 1,087,185,588,081.84/1,278,351.60
  6. Step 6: Final answer
    x = 850,458.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.