Home / 3,270,512.40-4,905,768.60-2,561,146.80

Finding the Fourth Proportional to 3,270,512.40, 4,905,768.60 and 2,561,146.80

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Solution

The fourth proportional to 3,270,512.40, 4,905,768.60 and 2,561,146.80 is: 3,841,720.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270,512.40 : 4,905,768.60 = 2,561,146.80 : x
  2. Step 2: Convert to fraction form
    3,270,512.40/4,905,768.60 = 2,561,146.80/x
  3. Step 3: Cross multiply
    3,270,512.40x = 4,905,768.60 × 2,561,146.80
  4. Step 4: Simplify right side
    3,270,512.40x = 12,564,393,551,430.48
  5. Step 5: Solve for x
    x = 12,564,393,551,430.48/3,270,512.40
  6. Step 6: Final answer
    x = 3,841,720.20

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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.