Home / 1,321,673.52-1,823,796.09-732,989.82

Finding the Fourth Proportional to 1,321,673.52, 1,823,796.09 and 732,989.82

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Solution

The fourth proportional to 1,321,673.52, 1,823,796.09 and 732,989.82 is: 1,011,463.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,673.52 : 1,823,796.09 = 732,989.82 : x
  2. Step 2: Convert to fraction form
    1,321,673.52/1,823,796.09 = 732,989.82/x
  3. Step 3: Cross multiply
    1,321,673.52x = 1,823,796.09 × 732,989.82
  4. Step 4: Simplify right side
    1,321,673.52x = 1,336,823,967,725.80
  5. Step 5: Solve for x
    x = 1,336,823,967,725.80/1,321,673.52
  6. Step 6: Final answer
    x = 1,011,463.08

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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.