Home / 1,445,614.88-1,994,992.27-800,974.76

Finding the Fourth Proportional to 1,445,614.88, 1,994,992.27 and 800,974.76

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Solution

The fourth proportional to 1,445,614.88, 1,994,992.27 and 800,974.76 is: 1,105,369.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,614.88 : 1,994,992.27 = 800,974.76 : x
  2. Step 2: Convert to fraction form
    1,445,614.88/1,994,992.27 = 800,974.76/x
  3. Step 3: Cross multiply
    1,445,614.88x = 1,994,992.27 × 800,974.76
  4. Step 4: Simplify right side
    1,445,614.88x = 1,597,938,442,687.71
  5. Step 5: Solve for x
    x = 1,597,938,442,687.71/1,445,614.88
  6. Step 6: Final answer
    x = 1,105,369.40

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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.