Home / 1,219,206.06-1,682,531.46-695,906.10

Finding the Fourth Proportional to 1,219,206.06, 1,682,531.46 and 695,906.10

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Solution

The fourth proportional to 1,219,206.06, 1,682,531.46 and 695,906.10 is: 960,365.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,206.06 : 1,682,531.46 = 695,906.10 : x
  2. Step 2: Convert to fraction form
    1,219,206.06/1,682,531.46 = 695,906.10/x
  3. Step 3: Cross multiply
    1,219,206.06x = 1,682,531.46 × 695,906.10
  4. Step 4: Simplify right side
    1,219,206.06x = 1,170,883,906,455.91
  5. Step 5: Solve for x
    x = 1,170,883,906,455.91/1,219,206.06
  6. Step 6: Final answer
    x = 960,365.88

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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.