Home / 1,545,383.59-2,132,760.34-857,277.15

Finding the Fourth Proportional to 1,545,383.59, 2,132,760.34 and 857,277.15

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Solution

The fourth proportional to 1,545,383.59, 2,132,760.34 and 857,277.15 is: 1,183,115.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,383.59 : 2,132,760.34 = 857,277.15 : x
  2. Step 2: Convert to fraction form
    1,545,383.59/2,132,760.34 = 857,277.15/x
  3. Step 3: Cross multiply
    1,545,383.59x = 2,132,760.34 × 857,277.15
  4. Step 4: Simplify right side
    1,545,383.59x = 1,828,366,705,908.23
  5. Step 5: Solve for x
    x = 1,828,366,705,908.23/1,545,383.59
  6. Step 6: Final answer
    x = 1,183,115.13

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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.