Home / 1,332,003.90-1,998,005.85-1,322,672.70

Finding the Fourth Proportional to 1,332,003.90, 1,998,005.85 and 1,322,672.70

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Solution

The fourth proportional to 1,332,003.90, 1,998,005.85 and 1,322,672.70 is: 1,984,009.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,003.90 : 1,998,005.85 = 1,322,672.70 : x
  2. Step 2: Convert to fraction form
    1,332,003.90/1,998,005.85 = 1,322,672.70/x
  3. Step 3: Cross multiply
    1,332,003.90x = 1,998,005.85 × 1,322,672.70
  4. Step 4: Simplify right side
    1,332,003.90x = 2,642,707,792,235.30
  5. Step 5: Solve for x
    x = 2,642,707,792,235.30/1,332,003.90
  6. Step 6: Final answer
    x = 1,984,009.05

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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.