Home / 3,863,999.30-5,798,072.55-1,620,364.10

Finding the Fourth Proportional to 3,863,999.30, 5,798,072.55 and 1,620,364.10

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Solution

The fourth proportional to 3,863,999.30, 5,798,072.55 and 1,620,364.10 is: 2,431,415.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863,999.30 : 5,798,072.55 = 1,620,364.10 : x
  2. Step 2: Convert to fraction form
    3,863,999.30/5,798,072.55 = 1,620,364.10/x
  3. Step 3: Cross multiply
    3,863,999.30x = 5,798,072.55 × 1,620,364.10
  4. Step 4: Simplify right side
    3,863,999.30x = 9,394,988,609,215.46
  5. Step 5: Solve for x
    x = 9,394,988,609,215.46/3,863,999.30
  6. Step 6: Final answer
    x = 2,431,415.71

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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.