Home / 926,620.22-1,278,076.73-850,385.45

Finding the Fourth Proportional to 926,620.22, 1,278,076.73 and 850,385.45

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Solution

The fourth proportional to 926,620.22, 1,278,076.73 and 850,385.45 is: 1,172,926.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,620.22 : 1,278,076.73 = 850,385.45 : x
  2. Step 2: Convert to fraction form
    926,620.22/1,278,076.73 = 850,385.45/x
  3. Step 3: Cross multiply
    926,620.22x = 1,278,076.73 × 850,385.45
  4. Step 4: Simplify right side
    926,620.22x = 1,086,857,854,118.84
  5. Step 5: Solve for x
    x = 1,086,857,854,118.84/926,620.22
  6. Step 6: Final answer
    x = 1,172,926.97

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1.5x scale

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.