Home / 2,080,345.40-3,114,297.30-1,957,311.80

Finding the Fourth Proportional to 2,080,345.40, 3,114,297.30 and 1,957,311.80

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Solution

The fourth proportional to 2,080,345.40, 3,114,297.30 and 1,957,311.80 is: 2,930,114.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,345.40 : 3,114,297.30 = 1,957,311.80 : x
  2. Step 2: Convert to fraction form
    2,080,345.40/3,114,297.30 = 1,957,311.80/x
  3. Step 3: Cross multiply
    2,080,345.40x = 3,114,297.30 × 1,957,311.80
  4. Step 4: Simplify right side
    2,080,345.40x = 6,095,650,853,998.14
  5. Step 5: Solve for x
    x = 6,095,650,853,998.14/2,080,345.40
  6. Step 6: Final answer
    x = 2,930,114.80

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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.