Home / 1,620,576.42-2,236,382.36-895,421.22

Finding the Fourth Proportional to 1,620,576.42, 2,236,382.36 and 895,421.22

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Solution

The fourth proportional to 1,620,576.42, 2,236,382.36 and 895,421.22 is: 1,235,674.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,576.42 : 2,236,382.36 = 895,421.22 : x
  2. Step 2: Convert to fraction form
    1,620,576.42/2,236,382.36 = 895,421.22/x
  3. Step 3: Cross multiply
    1,620,576.42x = 2,236,382.36 × 895,421.22
  4. Step 4: Simplify right side
    1,620,576.42x = 2,002,504,221,177.68
  5. Step 5: Solve for x
    x = 2,002,504,221,177.68/1,620,576.42
  6. Step 6: Final answer
    x = 1,235,674.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.