Home / 3,101,902.20-4,652,999.10-972,055.80

Finding the Fourth Proportional to 3,101,902.20, 4,652,999.10 and 972,055.80

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Solution

The fourth proportional to 3,101,902.20, 4,652,999.10 and 972,055.80 is: 1,458,129.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101,902.20 : 4,652,999.10 = 972,055.80 : x
  2. Step 2: Convert to fraction form
    3,101,902.20/4,652,999.10 = 972,055.80/x
  3. Step 3: Cross multiply
    3,101,902.20x = 4,652,999.10 × 972,055.80
  4. Step 4: Simplify right side
    3,101,902.20x = 4,522,974,762,549.78
  5. Step 5: Solve for x
    x = 4,522,974,762,549.78/3,101,902.20
  6. Step 6: Final answer
    x = 1,458,129.39

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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.