Home / 1,219,194.90-1,682,489.10-675,365.91

Finding the Fourth Proportional to 1,219,194.90, 1,682,489.10 and 675,365.91

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Solution

The fourth proportional to 1,219,194.90, 1,682,489.10 and 675,365.91 is: 932,005.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,194.90 : 1,682,489.10 = 675,365.91 : x
  2. Step 2: Convert to fraction form
    1,219,194.90/1,682,489.10 = 675,365.91/x
  3. Step 3: Cross multiply
    1,219,194.90x = 1,682,489.10 × 675,365.91
  4. Step 4: Simplify right side
    1,219,194.90x = 1,136,295,782,086.58
  5. Step 5: Solve for x
    x = 1,136,295,782,086.58/1,219,194.90
  6. Step 6: Final answer
    x = 932,005.03

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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.