Home / 1,695,634.56-2,339,969.04-970,479.36

Finding the Fourth Proportional to 1,695,634.56, 2,339,969.04 and 970,479.36

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Solution

The fourth proportional to 1,695,634.56, 2,339,969.04 and 970,479.36 is: 1,339,257.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,634.56 : 2,339,969.04 = 970,479.36 : x
  2. Step 2: Convert to fraction form
    1,695,634.56/2,339,969.04 = 970,479.36/x
  3. Step 3: Cross multiply
    1,695,634.56x = 2,339,969.04 × 970,479.36
  4. Step 4: Simplify right side
    1,695,634.56x = 2,270,891,656,359.01
  5. Step 5: Solve for x
    x = 2,270,891,656,359.01/1,695,634.56
  6. Step 6: Final answer
    x = 1,339,257.71

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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.