Home / 3,992,424.50-5,990,352.88-1,297,576.10

Finding the Fourth Proportional to 3,992,424.50, 5,990,352.88 and 1,297,576.10

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Solution

The fourth proportional to 3,992,424.50, 5,990,352.88 and 1,297,576.10 is: 1,946,921.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992,424.50 : 5,990,352.88 = 1,297,576.10 : x
  2. Step 2: Convert to fraction form
    3,992,424.50/5,990,352.88 = 1,297,576.10/x
  3. Step 3: Cross multiply
    3,992,424.50x = 5,990,352.88 × 1,297,576.10
  4. Step 4: Simplify right side
    3,992,424.50x = 7,772,938,727,654.17
  5. Step 5: Solve for x
    x = 7,772,938,727,654.17/3,992,424.50
  6. Step 6: Final answer
    x = 1,946,921.91

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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.