Home / 3,863,480.40-5,795,998.20-1,338,613.20

Finding the Fourth Proportional to 3,863,480.40, 5,795,998.20 and 1,338,613.20

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Solution

The fourth proportional to 3,863,480.40, 5,795,998.20 and 1,338,613.20 is: 2,008,189.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863,480.40 : 5,795,998.20 = 1,338,613.20 : x
  2. Step 2: Convert to fraction form
    3,863,480.40/5,795,998.20 = 1,338,613.20/x
  3. Step 3: Cross multiply
    3,863,480.40x = 5,795,998.20 × 1,338,613.20
  4. Step 4: Simplify right side
    3,863,480.40x = 7,758,599,697,696.24
  5. Step 5: Solve for x
    x = 7,758,599,697,696.24/3,863,480.40
  6. Step 6: Final answer
    x = 2,008,189.22

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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.