Home / 1,805,078.39-2,489,573.27-1,534,043.48

Finding the Fourth Proportional to 1,805,078.39, 2,489,573.27 and 1,534,043.48

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Solution

The fourth proportional to 1,805,078.39, 2,489,573.27 and 1,534,043.48 is: 2,115,760.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,078.39 : 2,489,573.27 = 1,534,043.48 : x
  2. Step 2: Convert to fraction form
    1,805,078.39/2,489,573.27 = 1,534,043.48/x
  3. Step 3: Cross multiply
    1,805,078.39x = 2,489,573.27 × 1,534,043.48
  4. Step 4: Simplify right side
    1,805,078.39x = 3,819,113,634,213.02
  5. Step 5: Solve for x
    x = 3,819,113,634,213.02/1,805,078.39
  6. Step 6: Final answer
    x = 2,115,760.55

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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.