Home / 3,945,007.80-5,917,511.70-1,548,930.60

Finding the Fourth Proportional to 3,945,007.80, 5,917,511.70 and 1,548,930.60

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Solution

The fourth proportional to 3,945,007.80, 5,917,511.70 and 1,548,930.60 is: 2,323,395.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,945,007.80 : 5,917,511.70 = 1,548,930.60 : x
  2. Step 2: Convert to fraction form
    3,945,007.80/5,917,511.70 = 1,548,930.60/x
  3. Step 3: Cross multiply
    3,945,007.80x = 5,917,511.70 × 1,548,930.60
  4. Step 4: Simplify right side
    3,945,007.80x = 9,165,814,947,988.02
  5. Step 5: Solve for x
    x = 9,165,814,947,988.02/3,945,007.80
  6. Step 6: Final answer
    x = 2,323,395.90

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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.