Home / 3,307,967.20-4,961,950.80-3,167,999.20

Finding the Fourth Proportional to 3,307,967.20, 4,961,950.80 and 3,167,999.20

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Solution

The fourth proportional to 3,307,967.20, 4,961,950.80 and 3,167,999.20 is: 4,751,998.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307,967.20 : 4,961,950.80 = 3,167,999.20 : x
  2. Step 2: Convert to fraction form
    3,307,967.20/4,961,950.80 = 3,167,999.20/x
  3. Step 3: Cross multiply
    3,307,967.20x = 4,961,950.80 × 3,167,999.20
  4. Step 4: Simplify right side
    3,307,967.20x = 15,719,456,164,839.36
  5. Step 5: Solve for x
    x = 15,719,456,164,839.36/3,307,967.20
  6. Step 6: Final answer
    x = 4,751,998.80

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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.