Home / 1,097,660.49-1,646,481.27-857,975.76

Finding the Fourth Proportional to 1,097,660.49, 1,646,481.27 and 857,975.76

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Solution

The fourth proportional to 1,097,660.49, 1,646,481.27 and 857,975.76 is: 1,286,956.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,660.49 : 1,646,481.27 = 857,975.76 : x
  2. Step 2: Convert to fraction form
    1,097,660.49/1,646,481.27 = 857,975.76/x
  3. Step 3: Cross multiply
    1,097,660.49x = 1,646,481.27 × 857,975.76
  4. Step 4: Simplify right side
    1,097,660.49x = 1,412,641,018,954.02
  5. Step 5: Solve for x
    x = 1,412,641,018,954.02/1,097,660.49
  6. Step 6: Final answer
    x = 1,286,956.24

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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.