Home / 3,455,643.06-4,768,783.74-1,906,904.43

Finding the Fourth Proportional to 3,455,643.06, 4,768,783.74 and 1,906,904.43

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Solution

The fourth proportional to 3,455,643.06, 4,768,783.74 and 1,906,904.43 is: 2,631,526.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455,643.06 : 4,768,783.74 = 1,906,904.43 : x
  2. Step 2: Convert to fraction form
    3,455,643.06/4,768,783.74 = 1,906,904.43/x
  3. Step 3: Cross multiply
    3,455,643.06x = 4,768,783.74 × 1,906,904.43
  4. Step 4: Simplify right side
    3,455,643.06x = 9,093,614,839,517.97
  5. Step 5: Solve for x
    x = 9,093,614,839,517.97/3,455,643.06
  6. Step 6: Final answer
    x = 2,631,526.08

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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.