Home / 1,554,906.58-2,145,684.32-857,164.88

Finding the Fourth Proportional to 1,554,906.58, 2,145,684.32 and 857,164.88

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Solution

The fourth proportional to 1,554,906.58, 2,145,684.32 and 857,164.88 is: 1,182,839.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,906.58 : 2,145,684.32 = 857,164.88 : x
  2. Step 2: Convert to fraction form
    1,554,906.58/2,145,684.32 = 857,164.88/x
  3. Step 3: Cross multiply
    1,554,906.58x = 2,145,684.32 × 857,164.88
  4. Step 4: Simplify right side
    1,554,906.58x = 1,839,205,242,670.68
  5. Step 5: Solve for x
    x = 1,839,205,242,670.68/1,554,906.58
  6. Step 6: Final answer
    x = 1,182,839.71

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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.