Home / 1,244,307.20-1,864,924.80-844,947.20

Finding the Fourth Proportional to 1,244,307.20, 1,864,924.80 and 844,947.20

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Solution

The fourth proportional to 1,244,307.20, 1,864,924.80 and 844,947.20 is: 1,266,377.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,307.20 : 1,864,924.80 = 844,947.20 : x
  2. Step 2: Convert to fraction form
    1,244,307.20/1,864,924.80 = 844,947.20/x
  3. Step 3: Cross multiply
    1,244,307.20x = 1,864,924.80 × 844,947.20
  4. Step 4: Simplify right side
    1,244,307.20x = 1,575,762,987,970.56
  5. Step 5: Solve for x
    x = 1,575,762,987,970.56/1,244,307.20
  6. Step 6: Final answer
    x = 1,266,377.78

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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.