Home / 2,065,754.13-2,851,078.77-1,721,043.44

Finding the Fourth Proportional to 2,065,754.13, 2,851,078.77 and 1,721,043.44

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Solution

The fourth proportional to 2,065,754.13, 2,851,078.77 and 1,721,043.44 is: 2,375,321.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065,754.13 : 2,851,078.77 = 1,721,043.44 : x
  2. Step 2: Convert to fraction form
    2,065,754.13/2,851,078.77 = 1,721,043.44/x
  3. Step 3: Cross multiply
    2,065,754.13x = 2,851,078.77 × 1,721,043.44
  4. Step 4: Simplify right side
    2,065,754.13x = 4,906,830,414,031.77
  5. Step 5: Solve for x
    x = 4,906,830,414,031.77/2,065,754.13
  6. Step 6: Final answer
    x = 2,375,321.60

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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.