Home / 2,086,543.80-3,129,815.70-2,027,494.80

Finding the Fourth Proportional to 2,086,543.80, 3,129,815.70 and 2,027,494.80

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Solution

The fourth proportional to 2,086,543.80, 3,129,815.70 and 2,027,494.80 is: 3,041,242.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,543.80 : 3,129,815.70 = 2,027,494.80 : x
  2. Step 2: Convert to fraction form
    2,086,543.80/3,129,815.70 = 2,027,494.80/x
  3. Step 3: Cross multiply
    2,086,543.80x = 3,129,815.70 × 2,027,494.80
  4. Step 4: Simplify right side
    2,086,543.80x = 6,345,685,056,708.36
  5. Step 5: Solve for x
    x = 6,345,685,056,708.36/2,086,543.80
  6. Step 6: Final answer
    x = 3,041,242.20

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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.