Home / 1,929,851.77-2,661,452.08-1,204,766.23

Finding the Fourth Proportional to 1,929,851.77, 2,661,452.08 and 1,204,766.23

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Solution

The fourth proportional to 1,929,851.77, 2,661,452.08 and 1,204,766.23 is: 1,661,489.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,851.77 : 2,661,452.08 = 1,204,766.23 : x
  2. Step 2: Convert to fraction form
    1,929,851.77/2,661,452.08 = 1,204,766.23/x
  3. Step 3: Cross multiply
    1,929,851.77x = 2,661,452.08 × 1,204,766.23
  4. Step 4: Simplify right side
    1,929,851.77x = 3,206,427,588,747.26
  5. Step 5: Solve for x
    x = 3,206,427,588,747.26/1,929,851.77
  6. Step 6: Final answer
    x = 1,661,489.05

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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.