Home / 1,264,246.92-1,895,975.10-422,601.84

Finding the Fourth Proportional to 1,264,246.92, 1,895,975.10 and 422,601.84

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Solution

The fourth proportional to 1,264,246.92, 1,895,975.10 and 422,601.84 is: 633,770.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,246.92 : 1,895,975.10 = 422,601.84 : x
  2. Step 2: Convert to fraction form
    1,264,246.92/1,895,975.10 = 422,601.84/x
  3. Step 3: Cross multiply
    1,264,246.92x = 1,895,975.10 × 422,601.84
  4. Step 4: Simplify right side
    1,264,246.92x = 801,242,565,854.18
  5. Step 5: Solve for x
    x = 801,242,565,854.18/1,264,246.92
  6. Step 6: Final answer
    x = 633,770.63

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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.