Home / 2,179,788.48-3,008,524.40-1,443,444.88

Finding the Fourth Proportional to 2,179,788.48, 3,008,524.40 and 1,443,444.88

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Solution

The fourth proportional to 2,179,788.48, 3,008,524.40 and 1,443,444.88 is: 1,992,229.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,788.48 : 3,008,524.40 = 1,443,444.88 : x
  2. Step 2: Convert to fraction form
    2,179,788.48/3,008,524.40 = 1,443,444.88/x
  3. Step 3: Cross multiply
    2,179,788.48x = 3,008,524.40 × 1,443,444.88
  4. Step 4: Simplify right side
    2,179,788.48x = 4,342,639,141,535.07
  5. Step 5: Solve for x
    x = 4,342,639,141,535.07/2,179,788.48
  6. Step 6: Final answer
    x = 1,992,229.60

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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.