Home / 3,188,913.53-4,783,388.15-792,758.08

Finding the Fourth Proportional to 3,188,913.53, 4,783,388.15 and 792,758.08

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Solution

The fourth proportional to 3,188,913.53, 4,783,388.15 and 792,758.08 is: 1,189,141.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,913.53 : 4,783,388.15 = 792,758.08 : x
  2. Step 2: Convert to fraction form
    3,188,913.53/4,783,388.15 = 792,758.08/x
  3. Step 3: Cross multiply
    3,188,913.53x = 4,783,388.15 × 792,758.08
  4. Step 4: Simplify right side
    3,188,913.53x = 3,792,069,583,753.71
  5. Step 5: Solve for x
    x = 3,792,069,583,753.71/3,188,913.53
  6. Step 6: Final answer
    x = 1,189,141.55

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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.