Home / 3,469,324.80-5,204,894.40-1,339,478.40

Finding the Fourth Proportional to 3,469,324.80, 5,204,894.40 and 1,339,478.40

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Solution

The fourth proportional to 3,469,324.80, 5,204,894.40 and 1,339,478.40 is: 2,009,567.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469,324.80 : 5,204,894.40 = 1,339,478.40 : x
  2. Step 2: Convert to fraction form
    3,469,324.80/5,204,894.40 = 1,339,478.40/x
  3. Step 3: Cross multiply
    3,469,324.80x = 5,204,894.40 × 1,339,478.40
  4. Step 4: Simplify right side
    3,469,324.80x = 6,971,843,623,080.96
  5. Step 5: Solve for x
    x = 6,971,843,623,080.96/3,469,324.80
  6. Step 6: Final answer
    x = 2,009,567.86

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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.