Home / 6,120,858.54-9,181,801.74-1,861,063.68

Finding the Fourth Proportional to 6,120,858.54, 9,181,801.74 and 1,861,063.68

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Solution

The fourth proportional to 6,120,858.54, 9,181,801.74 and 1,861,063.68 is: 2,791,751.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120,858.54 : 9,181,801.74 = 1,861,063.68 : x
  2. Step 2: Convert to fraction form
    6,120,858.54/9,181,801.74 = 1,861,063.68/x
  3. Step 3: Cross multiply
    6,120,858.54x = 9,181,801.74 × 1,861,063.68
  4. Step 4: Simplify right side
    6,120,858.54x = 17,087,917,735,274.80
  5. Step 5: Solve for x
    x = 17,087,917,735,274.80/6,120,858.54
  6. Step 6: Final answer
    x = 2,791,751.78

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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.