Home / 2,914,719.40-4,372,079.10-2,607,664.60

Finding the Fourth Proportional to 2,914,719.40, 4,372,079.10 and 2,607,664.60

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Solution

The fourth proportional to 2,914,719.40, 4,372,079.10 and 2,607,664.60 is: 3,911,496.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914,719.40 : 4,372,079.10 = 2,607,664.60 : x
  2. Step 2: Convert to fraction form
    2,914,719.40/4,372,079.10 = 2,607,664.60/x
  3. Step 3: Cross multiply
    2,914,719.40x = 4,372,079.10 × 2,607,664.60
  4. Step 4: Simplify right side
    2,914,719.40x = 11,400,915,897,469.86
  5. Step 5: Solve for x
    x = 11,400,915,897,469.86/2,914,719.40
  6. Step 6: Final answer
    x = 3,911,496.90

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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.