Home / 3,230,635.60-4,845,910.20-986,784.40

Finding the Fourth Proportional to 3,230,635.60, 4,845,910.20 and 986,784.40

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Solution

The fourth proportional to 3,230,635.60, 4,845,910.20 and 986,784.40 is: 1,480,163.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230,635.60 : 4,845,910.20 = 986,784.40 : x
  2. Step 2: Convert to fraction form
    3,230,635.60/4,845,910.20 = 986,784.40/x
  3. Step 3: Cross multiply
    3,230,635.60x = 4,845,910.20 × 986,784.40
  4. Step 4: Simplify right side
    3,230,635.60x = 4,781,868,589,160.88
  5. Step 5: Solve for x
    x = 4,781,868,589,160.88/3,230,635.60
  6. Step 6: Final answer
    x = 1,480,163.40

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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.