Home / 1,479,742.97-2,219,789.41-468,911.57

Finding the Fourth Proportional to 1,479,742.97, 2,219,789.41 and 468,911.57

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Solution

The fourth proportional to 1,479,742.97, 2,219,789.41 and 468,911.57 is: 703,422.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,742.97 : 2,219,789.41 = 468,911.57 : x
  2. Step 2: Convert to fraction form
    1,479,742.97/2,219,789.41 = 468,911.57/x
  3. Step 3: Cross multiply
    1,479,742.97x = 2,219,789.41 × 468,911.57
  4. Step 4: Simplify right side
    1,479,742.97x = 1,040,884,925,041.25
  5. Step 5: Solve for x
    x = 1,040,884,925,041.25/1,479,742.97
  6. Step 6: Final answer
    x = 703,422.79

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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.