Home / 3,889,896.31-5,363,066.95-3,189,597.04

Finding the Fourth Proportional to 3,889,896.31, 5,363,066.95 and 3,189,597.04

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Solution

The fourth proportional to 3,889,896.31, 5,363,066.95 and 3,189,597.04 is: 4,397,552.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889,896.31 : 5,363,066.95 = 3,189,597.04 : x
  2. Step 2: Convert to fraction form
    3,889,896.31/5,363,066.95 = 3,189,597.04/x
  3. Step 3: Cross multiply
    3,889,896.31x = 5,363,066.95 × 3,189,597.04
  4. Step 4: Simplify right side
    3,889,896.31x = 17,106,022,485,713.15
  5. Step 5: Solve for x
    x = 17,106,022,485,713.15/3,889,896.31
  6. Step 6: Final answer
    x = 4,397,552.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.