Home / 4,115,066.20-6,176,583.30-1,986,643.80

Finding the Fourth Proportional to 4,115,066.20, 6,176,583.30 and 1,986,643.80

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Solution

The fourth proportional to 4,115,066.20, 6,176,583.30 and 1,986,643.80 is: 2,981,889.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115,066.20 : 6,176,583.30 = 1,986,643.80 : x
  2. Step 2: Convert to fraction form
    4,115,066.20/6,176,583.30 = 1,986,643.80/x
  3. Step 3: Cross multiply
    4,115,066.20x = 6,176,583.30 × 1,986,643.80
  4. Step 4: Simplify right side
    4,115,066.20x = 12,270,670,918,128.54
  5. Step 5: Solve for x
    x = 12,270,670,918,128.54/4,115,066.20
  6. Step 6: Final answer
    x = 2,981,889.07

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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.