Home / 3,439,672.78-5,160,129.74-1,416,812.60

Finding the Fourth Proportional to 3,439,672.78, 5,160,129.74 and 1,416,812.60

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Solution

The fourth proportional to 3,439,672.78, 5,160,129.74 and 1,416,812.60 is: 2,125,474.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439,672.78 : 5,160,129.74 = 1,416,812.60 : x
  2. Step 2: Convert to fraction form
    3,439,672.78/5,160,129.74 = 1,416,812.60/x
  3. Step 3: Cross multiply
    3,439,672.78x = 5,160,129.74 × 1,416,812.60
  4. Step 4: Simplify right side
    3,439,672.78x = 7,310,936,833,266.73
  5. Step 5: Solve for x
    x = 7,310,936,833,266.73/3,439,672.78
  6. Step 6: Final answer
    x = 2,125,474.51

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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.