Home / 1,396,327.92-2,094,450.12-385,511.46

Finding the Fourth Proportional to 1,396,327.92, 2,094,450.12 and 385,511.46

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Solution

The fourth proportional to 1,396,327.92, 2,094,450.12 and 385,511.46 is: 578,255.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,327.92 : 2,094,450.12 = 385,511.46 : x
  2. Step 2: Convert to fraction form
    1,396,327.92/2,094,450.12 = 385,511.46/x
  3. Step 3: Cross multiply
    1,396,327.92x = 2,094,450.12 × 385,511.46
  4. Step 4: Simplify right side
    1,396,327.92x = 807,434,523,658.38
  5. Step 5: Solve for x
    x = 807,434,523,658.38/1,396,327.92
  6. Step 6: Final answer
    x = 578,255.66

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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.