Home / 2,738,803.80-4,108,205.70-845,542.20

Finding the Fourth Proportional to 2,738,803.80, 4,108,205.70 and 845,542.20

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Solution

The fourth proportional to 2,738,803.80, 4,108,205.70 and 845,542.20 is: 1,268,313.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738,803.80 : 4,108,205.70 = 845,542.20 : x
  2. Step 2: Convert to fraction form
    2,738,803.80/4,108,205.70 = 845,542.20/x
  3. Step 3: Cross multiply
    2,738,803.80x = 4,108,205.70 × 845,542.20
  4. Step 4: Simplify right side
    2,738,803.80x = 3,473,661,285,630.54
  5. Step 5: Solve for x
    x = 3,473,661,285,630.54/2,738,803.80
  6. Step 6: Final answer
    x = 1,268,313.30

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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.