Home / 1,110,251.42-1,662,854.78-868,860.94

Finding the Fourth Proportional to 1,110,251.42, 1,662,854.78 and 868,860.94

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Solution

The fourth proportional to 1,110,251.42, 1,662,854.78 and 868,860.94 is: 1,301,317.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,251.42 : 1,662,854.78 = 868,860.94 : x
  2. Step 2: Convert to fraction form
    1,110,251.42/1,662,854.78 = 868,860.94/x
  3. Step 3: Cross multiply
    1,110,251.42x = 1,662,854.78 × 868,860.94
  4. Step 4: Simplify right side
    1,110,251.42x = 1,444,789,567,234.29
  5. Step 5: Solve for x
    x = 1,444,789,567,234.29/1,110,251.42
  6. Step 6: Final answer
    x = 1,301,317.47

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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.