Home / 3,992,422.50-5,990,349.87-1,297,574.10

Finding the Fourth Proportional to 3,992,422.50, 5,990,349.87 and 1,297,574.10

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Solution

The fourth proportional to 3,992,422.50, 5,990,349.87 and 1,297,574.10 is: 1,946,918.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992,422.50 : 5,990,349.87 = 1,297,574.10 : x
  2. Step 2: Convert to fraction form
    3,992,422.50/5,990,349.87 = 1,297,574.10/x
  3. Step 3: Cross multiply
    3,992,422.50x = 5,990,349.87 × 1,297,574.10
  4. Step 4: Simplify right side
    3,992,422.50x = 7,772,922,841,250.37
  5. Step 5: Solve for x
    x = 7,772,922,841,250.37/3,992,422.50
  6. Step 6: Final answer
    x = 1,946,918.90

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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.