Home / 2,561,668.71-3,842,436.89-832,528.88

Finding the Fourth Proportional to 2,561,668.71, 3,842,436.89 and 832,528.88

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Solution

The fourth proportional to 2,561,668.71, 3,842,436.89 and 832,528.88 is: 1,248,771.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,561,668.71 : 3,842,436.89 = 832,528.88 : x
  2. Step 2: Convert to fraction form
    2,561,668.71/3,842,436.89 = 832,528.88/x
  3. Step 3: Cross multiply
    2,561,668.71x = 3,842,436.89 × 832,528.88
  4. Step 4: Simplify right side
    2,561,668.71x = 3,198,939,677,780.66
  5. Step 5: Solve for x
    x = 3,198,939,677,780.66/2,561,668.71
  6. Step 6: Final answer
    x = 1,248,771.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.