Home / 1,105,469.73-1,658,186.03-497,920.11

Finding the Fourth Proportional to 1,105,469.73, 1,658,186.03 and 497,920.11

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Solution

The fourth proportional to 1,105,469.73, 1,658,186.03 and 497,920.11 is: 746,871.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,469.73 : 1,658,186.03 = 497,920.11 : x
  2. Step 2: Convert to fraction form
    1,105,469.73/1,658,186.03 = 497,920.11/x
  3. Step 3: Cross multiply
    1,105,469.73x = 1,658,186.03 × 497,920.11
  4. Step 4: Simplify right side
    1,105,469.73x = 825,644,167,968.46
  5. Step 5: Solve for x
    x = 825,644,167,968.46/1,105,469.73
  6. Step 6: Final answer
    x = 746,871.80

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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.