Home / 2,173,003.80-3,259,505.70-1,332,029.40

Finding the Fourth Proportional to 2,173,003.80, 3,259,505.70 and 1,332,029.40

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Solution

The fourth proportional to 2,173,003.80, 3,259,505.70 and 1,332,029.40 is: 1,998,044.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173,003.80 : 3,259,505.70 = 1,332,029.40 : x
  2. Step 2: Convert to fraction form
    2,173,003.80/3,259,505.70 = 1,332,029.40/x
  3. Step 3: Cross multiply
    2,173,003.80x = 3,259,505.70 × 1,332,029.40
  4. Step 4: Simplify right side
    2,173,003.80x = 4,341,757,421,867.58
  5. Step 5: Solve for x
    x = 4,341,757,421,867.58/2,173,003.80
  6. Step 6: Final answer
    x = 1,998,044.10

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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.