Home / 1,888,066.20-2,605,523.56-1,028,623.80

Finding the Fourth Proportional to 1,888,066.20, 2,605,523.56 and 1,028,623.80

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Solution

The fourth proportional to 1,888,066.20, 2,605,523.56 and 1,028,623.80 is: 1,419,496.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,066.20 : 2,605,523.56 = 1,028,623.80 : x
  2. Step 2: Convert to fraction form
    1,888,066.20/2,605,523.56 = 1,028,623.80/x
  3. Step 3: Cross multiply
    1,888,066.20x = 2,605,523.56 × 1,028,623.80
  4. Step 4: Simplify right side
    1,888,066.20x = 2,680,103,545,276.73
  5. Step 5: Solve for x
    x = 2,680,103,545,276.73/1,888,066.20
  6. Step 6: Final answer
    x = 1,419,496.60

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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.