Home / 2,661,506.10-3,992,259.15-864,448.20

Finding the Fourth Proportional to 2,661,506.10, 3,992,259.15 and 864,448.20

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Solution

The fourth proportional to 2,661,506.10, 3,992,259.15 and 864,448.20 is: 1,296,672.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,661,506.10 : 3,992,259.15 = 864,448.20 : x
  2. Step 2: Convert to fraction form
    2,661,506.10/3,992,259.15 = 864,448.20/x
  3. Step 3: Cross multiply
    2,661,506.10x = 3,992,259.15 × 864,448.20
  4. Step 4: Simplify right side
    2,661,506.10x = 3,451,101,236,151.03
  5. Step 5: Solve for x
    x = 3,451,101,236,151.03/2,661,506.10
  6. Step 6: Final answer
    x = 1,296,672.30

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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.