Home / 1,814,829.18-2,722,036.41-485,236.86

Finding the Fourth Proportional to 1,814,829.18, 2,722,036.41 and 485,236.86

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Solution

The fourth proportional to 1,814,829.18, 2,722,036.41 and 485,236.86 is: 727,799.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814,829.18 : 2,722,036.41 = 485,236.86 : x
  2. Step 2: Convert to fraction form
    1,814,829.18/2,722,036.41 = 485,236.86/x
  3. Step 3: Cross multiply
    1,814,829.18x = 2,722,036.41 × 485,236.86
  4. Step 4: Simplify right side
    1,814,829.18x = 1,320,832,400,394.07
  5. Step 5: Solve for x
    x = 1,320,832,400,394.07/1,814,829.18
  6. Step 6: Final answer
    x = 727,799.85

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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.