Home / 1,119,744.73-1,679,906.67-321,084.73

Finding the Fourth Proportional to 1,119,744.73, 1,679,906.67 and 321,084.73

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Solution

The fourth proportional to 1,119,744.73, 1,679,906.67 and 321,084.73 is: 481,710.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,744.73 : 1,679,906.67 = 321,084.73 : x
  2. Step 2: Convert to fraction form
    1,119,744.73/1,679,906.67 = 321,084.73/x
  3. Step 3: Cross multiply
    1,119,744.73x = 1,679,906.67 × 321,084.73
  4. Step 4: Simplify right side
    1,119,744.73x = 539,392,379,562.15
  5. Step 5: Solve for x
    x = 539,392,379,562.15/1,119,744.73
  6. Step 6: Final answer
    x = 481,710.13

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1.5x scale

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.