Home / 1,545,383.71-2,132,760.51-857,277.27

Finding the Fourth Proportional to 1,545,383.71, 2,132,760.51 and 857,277.27

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Solution

The fourth proportional to 1,545,383.71, 2,132,760.51 and 857,277.27 is: 1,183,115.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,383.71 : 2,132,760.51 = 857,277.27 : x
  2. Step 2: Convert to fraction form
    1,545,383.71/2,132,760.51 = 857,277.27/x
  3. Step 3: Cross multiply
    1,545,383.71x = 2,132,760.51 × 857,277.27
  4. Step 4: Simplify right side
    1,545,383.71x = 1,828,367,107,576.61
  5. Step 5: Solve for x
    x = 1,828,367,107,576.61/1,545,383.71
  6. Step 6: Final answer
    x = 1,183,115.30

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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.