Home / 1,695,012-2,339,324.46-979,620

Finding the Fourth Proportional to 1,695,012, 2,339,324.46 and 979,620

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Solution

The fourth proportional to 1,695,012, 2,339,324.46 and 979,620 is: 1,351,995.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,012 : 2,339,324.46 = 979,620 : x
  2. Step 2: Convert to fraction form
    1,695,012/2,339,324.46 = 979,620/x
  3. Step 3: Cross multiply
    1,695,012x = 2,339,324.46 × 979,620
  4. Step 4: Simplify right side
    1,695,012x = 2,291,649,027,505.20
  5. Step 5: Solve for x
    x = 2,291,649,027,505.20/1,695,012
  6. Step 6: Final answer
    x = 1,351,995.75

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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.