Home / 3,339,793.20-5,009,689.80-1,209,946.80

Finding the Fourth Proportional to 3,339,793.20, 5,009,689.80 and 1,209,946.80

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Solution

The fourth proportional to 3,339,793.20, 5,009,689.80 and 1,209,946.80 is: 1,814,920.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339,793.20 : 5,009,689.80 = 1,209,946.80 : x
  2. Step 2: Convert to fraction form
    3,339,793.20/5,009,689.80 = 1,209,946.80/x
  3. Step 3: Cross multiply
    3,339,793.20x = 5,009,689.80 × 1,209,946.80
  4. Step 4: Simplify right side
    3,339,793.20x = 6,061,458,142,502.64
  5. Step 5: Solve for x
    x = 6,061,458,142,502.64/3,339,793.20
  6. Step 6: Final answer
    x = 1,814,920.20

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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.