Home / 1,231,406.73-1,847,172.34-472,982.26

Finding the Fourth Proportional to 1,231,406.73, 1,847,172.34 and 472,982.26

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Solution

The fourth proportional to 1,231,406.73, 1,847,172.34 and 472,982.26 is: 709,497.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,406.73 : 1,847,172.34 = 472,982.26 : x
  2. Step 2: Convert to fraction form
    1,231,406.73/1,847,172.34 = 472,982.26/x
  3. Step 3: Cross multiply
    1,231,406.73x = 1,847,172.34 × 472,982.26
  4. Step 4: Simplify right side
    1,231,406.73x = 873,679,747,982.69
  5. Step 5: Solve for x
    x = 873,679,747,982.69/1,231,406.73
  6. Step 6: Final answer
    x = 709,497.30

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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.