Home / 3,277,789.20-4,916,683.80-3,115,587.60

Finding the Fourth Proportional to 3,277,789.20, 4,916,683.80 and 3,115,587.60

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Solution

The fourth proportional to 3,277,789.20, 4,916,683.80 and 3,115,587.60 is: 4,673,381.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,277,789.20 : 4,916,683.80 = 3,115,587.60 : x
  2. Step 2: Convert to fraction form
    3,277,789.20/4,916,683.80 = 3,115,587.60/x
  3. Step 3: Cross multiply
    3,277,789.20x = 4,916,683.80 × 3,115,587.60
  4. Step 4: Simplify right side
    3,277,789.20x = 15,318,359,080,400.88
  5. Step 5: Solve for x
    x = 15,318,359,080,400.88/3,277,789.20
  6. Step 6: Final answer
    x = 4,673,381.40

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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.