Home / 1,119,308.80-1,544,651.39-635,900.48

Finding the Fourth Proportional to 1,119,308.80, 1,544,651.39 and 635,900.48

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Solution

The fourth proportional to 1,119,308.80, 1,544,651.39 and 635,900.48 is: 877,545.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,308.80 : 1,544,651.39 = 635,900.48 : x
  2. Step 2: Convert to fraction form
    1,119,308.80/1,544,651.39 = 635,900.48/x
  3. Step 3: Cross multiply
    1,119,308.80x = 1,544,651.39 × 635,900.48
  4. Step 4: Simplify right side
    1,119,308.80x = 982,244,560,333.67
  5. Step 5: Solve for x
    x = 982,244,560,333.67/1,119,308.80
  6. Step 6: Final answer
    x = 877,545.64

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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.