Home / 2,080,901.80-3,119,019.90-882,620.20

Finding the Fourth Proportional to 2,080,901.80, 3,119,019.90 and 882,620.20

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Solution

The fourth proportional to 2,080,901.80, 3,119,019.90 and 882,620.20 is: 1,322,940.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,901.80 : 3,119,019.90 = 882,620.20 : x
  2. Step 2: Convert to fraction form
    2,080,901.80/3,119,019.90 = 882,620.20/x
  3. Step 3: Cross multiply
    2,080,901.80x = 3,119,019.90 × 882,620.20
  4. Step 4: Simplify right side
    2,080,901.80x = 2,752,909,967,941.98
  5. Step 5: Solve for x
    x = 2,752,909,967,941.98/2,080,901.80
  6. Step 6: Final answer
    x = 1,322,940.84

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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.