Home / 2,155,212.74-3,232,701.93-659,304.74

Finding the Fourth Proportional to 2,155,212.74, 3,232,701.93 and 659,304.74

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Solution

The fourth proportional to 2,155,212.74, 3,232,701.93 and 659,304.74 is: 988,921.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,212.74 : 3,232,701.93 = 659,304.74 : x
  2. Step 2: Convert to fraction form
    2,155,212.74/3,232,701.93 = 659,304.74/x
  3. Step 3: Cross multiply
    2,155,212.74x = 3,232,701.93 × 659,304.74
  4. Step 4: Simplify right side
    2,155,212.74x = 2,131,335,705,456.15
  5. Step 5: Solve for x
    x = 2,131,335,705,456.15/2,155,212.74
  6. Step 6: Final answer
    x = 988,921.26

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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.