Home / 1,731,704.90-2,597,601.90-820,673.60

Finding the Fourth Proportional to 1,731,704.90, 2,597,601.90 and 820,673.60

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Solution

The fourth proportional to 1,731,704.90, 2,597,601.90 and 820,673.60 is: 1,231,031.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,704.90 : 2,597,601.90 = 820,673.60 : x
  2. Step 2: Convert to fraction form
    1,731,704.90/2,597,601.90 = 820,673.60/x
  3. Step 3: Cross multiply
    1,731,704.90x = 2,597,601.90 × 820,673.60
  4. Step 4: Simplify right side
    1,731,704.90x = 2,131,783,302,639.84
  5. Step 5: Solve for x
    x = 2,131,783,302,639.84/1,731,704.90
  6. Step 6: Final answer
    x = 1,231,031.51

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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.