Home / 3,207,770.29-4,813,525.32-1,187,419.69

Finding the Fourth Proportional to 3,207,770.29, 4,813,525.32 and 1,187,419.69

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Solution

The fourth proportional to 3,207,770.29, 4,813,525.32 and 1,187,419.69 is: 1,781,821.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207,770.29 : 4,813,525.32 = 1,187,419.69 : x
  2. Step 2: Convert to fraction form
    3,207,770.29/4,813,525.32 = 1,187,419.69/x
  3. Step 3: Cross multiply
    3,207,770.29x = 4,813,525.32 × 1,187,419.69
  4. Step 4: Simplify right side
    3,207,770.29x = 5,715,674,743,281.55
  5. Step 5: Solve for x
    x = 5,715,674,743,281.55/3,207,770.29
  6. Step 6: Final answer
    x = 1,781,821.71

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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.