Home / 1,244,894.60-1,867,380.30-486,705.80

Finding the Fourth Proportional to 1,244,894.60, 1,867,380.30 and 486,705.80

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Solution

The fourth proportional to 1,244,894.60, 1,867,380.30 and 486,705.80 is: 730,073.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,894.60 : 1,867,380.30 = 486,705.80 : x
  2. Step 2: Convert to fraction form
    1,244,894.60/1,867,380.30 = 486,705.80/x
  3. Step 3: Cross multiply
    1,244,894.60x = 1,867,380.30 × 486,705.80
  4. Step 4: Simplify right side
    1,244,894.60x = 908,864,822,815.74
  5. Step 5: Solve for x
    x = 908,864,822,815.74/1,244,894.60
  6. Step 6: Final answer
    x = 730,073.71

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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.