Home / 2,076,289.20-3,114,433.80-1,236,481.20

Finding the Fourth Proportional to 2,076,289.20, 3,114,433.80 and 1,236,481.20

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Solution

The fourth proportional to 2,076,289.20, 3,114,433.80 and 1,236,481.20 is: 1,854,721.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,289.20 : 3,114,433.80 = 1,236,481.20 : x
  2. Step 2: Convert to fraction form
    2,076,289.20/3,114,433.80 = 1,236,481.20/x
  3. Step 3: Cross multiply
    2,076,289.20x = 3,114,433.80 × 1,236,481.20
  4. Step 4: Simplify right side
    2,076,289.20x = 3,850,938,842,344.56
  5. Step 5: Solve for x
    x = 3,850,938,842,344.56/2,076,289.20
  6. Step 6: Final answer
    x = 1,854,721.80

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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.