Home / 1,449,397.89-2,000,219.39-804,828.85

Finding the Fourth Proportional to 1,449,397.89, 2,000,219.39 and 804,828.85

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Solution

The fourth proportional to 1,449,397.89, 2,000,219.39 and 804,828.85 is: 1,110,691.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,397.89 : 2,000,219.39 = 804,828.85 : x
  2. Step 2: Convert to fraction form
    1,449,397.89/2,000,219.39 = 804,828.85/x
  3. Step 3: Cross multiply
    1,449,397.89x = 2,000,219.39 × 804,828.85
  4. Step 4: Simplify right side
    1,449,397.89x = 1,609,834,277,422.80
  5. Step 5: Solve for x
    x = 1,609,834,277,422.80/1,449,397.89
  6. Step 6: Final answer
    x = 1,110,691.75

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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.