Home / 1,073,679.83-1,609,338.75-442,249.19

Finding the Fourth Proportional to 1,073,679.83, 1,609,338.75 and 442,249.19

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Solution

The fourth proportional to 1,073,679.83, 1,609,338.75 and 442,249.19 is: 662,887.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,679.83 : 1,609,338.75 = 442,249.19 : x
  2. Step 2: Convert to fraction form
    1,073,679.83/1,609,338.75 = 442,249.19/x
  3. Step 3: Cross multiply
    1,073,679.83x = 1,609,338.75 × 442,249.19
  4. Step 4: Simplify right side
    1,073,679.83x = 711,728,758,623.11
  5. Step 5: Solve for x
    x = 711,728,758,623.11/1,073,679.83
  6. Step 6: Final answer
    x = 662,887.33

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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.