Home / 2,076,201.20-3,114,301.80-1,274,884.40

Finding the Fourth Proportional to 2,076,201.20, 3,114,301.80 and 1,274,884.40

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Solution

The fourth proportional to 2,076,201.20, 3,114,301.80 and 1,274,884.40 is: 1,912,326.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,201.20 : 3,114,301.80 = 1,274,884.40 : x
  2. Step 2: Convert to fraction form
    2,076,201.20/3,114,301.80 = 1,274,884.40/x
  3. Step 3: Cross multiply
    2,076,201.20x = 3,114,301.80 × 1,274,884.40
  4. Step 4: Simplify right side
    2,076,201.20x = 3,970,374,781,711.92
  5. Step 5: Solve for x
    x = 3,970,374,781,711.92/2,076,201.20
  6. Step 6: Final answer
    x = 1,912,326.60

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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.