Home / 2,050,129.20-3,076,943.40-914,638.80

Finding the Fourth Proportional to 2,050,129.20, 3,076,943.40 and 914,638.80

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Solution

The fourth proportional to 2,050,129.20, 3,076,943.40 and 914,638.80 is: 1,372,738.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,050,129.20 : 3,076,943.40 = 914,638.80 : x
  2. Step 2: Convert to fraction form
    2,050,129.20/3,076,943.40 = 914,638.80/x
  3. Step 3: Cross multiply
    2,050,129.20x = 3,076,943.40 × 914,638.80
  4. Step 4: Simplify right side
    2,050,129.20x = 2,814,291,819,043.92
  5. Step 5: Solve for x
    x = 2,814,291,819,043.92/2,050,129.20
  6. Step 6: Final answer
    x = 1,372,738.76

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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.