Home / 2,080,729.80-3,119,021.10-956,838.60

Finding the Fourth Proportional to 2,080,729.80, 3,119,021.10 and 956,838.60

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Solution

The fourth proportional to 2,080,729.80, 3,119,021.10 and 956,838.60 is: 1,434,304.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,729.80 : 3,119,021.10 = 956,838.60 : x
  2. Step 2: Convert to fraction form
    2,080,729.80/3,119,021.10 = 956,838.60/x
  3. Step 3: Cross multiply
    2,080,729.80x = 3,119,021.10 × 956,838.60
  4. Step 4: Simplify right side
    2,080,729.80x = 2,984,399,782,694.46
  5. Step 5: Solve for x
    x = 2,984,399,782,694.46/2,080,729.80
  6. Step 6: Final answer
    x = 1,434,304.34

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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.