Home / 3,146,600.32-4,720,077.60-902,680

Finding the Fourth Proportional to 3,146,600.32, 4,720,077.60 and 902,680

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Solution

The fourth proportional to 3,146,600.32, 4,720,077.60 and 902,680 is: 1,354,070.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146,600.32 : 4,720,077.60 = 902,680 : x
  2. Step 2: Convert to fraction form
    3,146,600.32/4,720,077.60 = 902,680/x
  3. Step 3: Cross multiply
    3,146,600.32x = 4,720,077.60 × 902,680
  4. Step 4: Simplify right side
    3,146,600.32x = 4,260,719,647,968.00
  5. Step 5: Solve for x
    x = 4,260,719,647,968.00/3,146,600.32
  6. Step 6: Final answer
    x = 1,354,070.81

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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.