Home / 1,479,918-2,042,286.84-800,854.50

Finding the Fourth Proportional to 1,479,918, 2,042,286.84 and 800,854.50

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Solution

The fourth proportional to 1,479,918, 2,042,286.84 and 800,854.50 is: 1,105,179.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,918 : 2,042,286.84 = 800,854.50 : x
  2. Step 2: Convert to fraction form
    1,479,918/2,042,286.84 = 800,854.50/x
  3. Step 3: Cross multiply
    1,479,918x = 2,042,286.84 × 800,854.50
  4. Step 4: Simplify right side
    1,479,918x = 1,635,574,606,104.78
  5. Step 5: Solve for x
    x = 1,635,574,606,104.78/1,479,918
  6. Step 6: Final answer
    x = 1,105,179.21

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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.