Home / 2,635,624.80-3,948,919.56-1,769,437.44

Finding the Fourth Proportional to 2,635,624.80, 3,948,919.56 and 1,769,437.44

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Solution

The fourth proportional to 2,635,624.80, 3,948,919.56 and 1,769,437.44 is: 2,651,123.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635,624.80 : 3,948,919.56 = 1,769,437.44 : x
  2. Step 2: Convert to fraction form
    2,635,624.80/3,948,919.56 = 1,769,437.44/x
  3. Step 3: Cross multiply
    2,635,624.80x = 3,948,919.56 × 1,769,437.44
  4. Step 4: Simplify right side
    2,635,624.80x = 6,987,366,117,012.33
  5. Step 5: Solve for x
    x = 6,987,366,117,012.33/2,635,624.80
  6. Step 6: Final answer
    x = 2,651,123.22

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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.