Home / 3,889,287.44-5,367,217.64-2,146,957.84

Finding the Fourth Proportional to 3,889,287.44, 5,367,217.64 and 2,146,957.84

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Solution

The fourth proportional to 3,889,287.44, 5,367,217.64 and 2,146,957.84 is: 2,962,802.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889,287.44 : 5,367,217.64 = 2,146,957.84 : x
  2. Step 2: Convert to fraction form
    3,889,287.44/5,367,217.64 = 2,146,957.84/x
  3. Step 3: Cross multiply
    3,889,287.44x = 5,367,217.64 × 2,146,957.84
  4. Step 4: Simplify right side
    3,889,287.44x = 11,523,189,991,184.30
  5. Step 5: Solve for x
    x = 11,523,189,991,184.30/3,889,287.44
  6. Step 6: Final answer
    x = 2,962,802.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.