Home / 3,268,157.61-4,902,236.86-872,011.16

Finding the Fourth Proportional to 3,268,157.61, 4,902,236.86 and 872,011.16

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Solution

The fourth proportional to 3,268,157.61, 4,902,236.86 and 872,011.16 is: 1,308,016.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268,157.61 : 4,902,236.86 = 872,011.16 : x
  2. Step 2: Convert to fraction form
    3,268,157.61/4,902,236.86 = 872,011.16/x
  3. Step 3: Cross multiply
    3,268,157.61x = 4,902,236.86 × 872,011.16
  4. Step 4: Simplify right side
    3,268,157.61x = 4,274,805,250,883.36
  5. Step 5: Solve for x
    x = 4,274,805,250,883.36/3,268,157.61
  6. Step 6: Final answer
    x = 1,308,016.86

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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.