Home / 2,175,512.76-3,001,241.70-1,449,652.32

Finding the Fourth Proportional to 2,175,512.76, 3,001,241.70 and 1,449,652.32

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Solution

The fourth proportional to 2,175,512.76, 3,001,241.70 and 1,449,652.32 is: 1,999,876.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,512.76 : 3,001,241.70 = 1,449,652.32 : x
  2. Step 2: Convert to fraction form
    2,175,512.76/3,001,241.70 = 1,449,652.32/x
  3. Step 3: Cross multiply
    2,175,512.76x = 3,001,241.70 × 1,449,652.32
  4. Step 4: Simplify right side
    2,175,512.76x = 4,350,756,993,285.74
  5. Step 5: Solve for x
    x = 4,350,756,993,285.74/2,175,512.76
  6. Step 6: Final answer
    x = 1,999,876.57

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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.