Home / 2,080,325.80-3,120,488.70-1,881,260.20

Finding the Fourth Proportional to 2,080,325.80, 3,120,488.70 and 1,881,260.20

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Solution

The fourth proportional to 2,080,325.80, 3,120,488.70 and 1,881,260.20 is: 2,821,890.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,325.80 : 3,120,488.70 = 1,881,260.20 : x
  2. Step 2: Convert to fraction form
    2,080,325.80/3,120,488.70 = 1,881,260.20/x
  3. Step 3: Cross multiply
    2,080,325.80x = 3,120,488.70 × 1,881,260.20
  4. Step 4: Simplify right side
    2,080,325.80x = 5,870,451,195,859.74
  5. Step 5: Solve for x
    x = 5,870,451,195,859.74/2,080,325.80
  6. Step 6: Final answer
    x = 2,821,890.30

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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.