Home / 3,138,580.80-4,706,704.80-1,244,930.40

Finding the Fourth Proportional to 3,138,580.80, 4,706,704.80 and 1,244,930.40

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Solution

The fourth proportional to 3,138,580.80, 4,706,704.80 and 1,244,930.40 is: 1,866,932.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,580.80 : 4,706,704.80 = 1,244,930.40 : x
  2. Step 2: Convert to fraction form
    3,138,580.80/4,706,704.80 = 1,244,930.40/x
  3. Step 3: Cross multiply
    3,138,580.80x = 4,706,704.80 × 1,244,930.40
  4. Step 4: Simplify right side
    3,138,580.80x = 5,859,519,889,345.92
  5. Step 5: Solve for x
    x = 5,859,519,889,345.92/3,138,580.80
  6. Step 6: Final answer
    x = 1,866,932.94

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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.