Home / 2,792,046.95-4,188,311.66-770,290.86

Finding the Fourth Proportional to 2,792,046.95, 4,188,311.66 and 770,290.86

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Solution

The fourth proportional to 2,792,046.95, 4,188,311.66 and 770,290.86 is: 1,155,502.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792,046.95 : 4,188,311.66 = 770,290.86 : x
  2. Step 2: Convert to fraction form
    2,792,046.95/4,188,311.66 = 770,290.86/x
  3. Step 3: Cross multiply
    2,792,046.95x = 4,188,311.66 × 770,290.86
  4. Step 4: Simplify right side
    2,792,046.95x = 3,226,218,192,455.16
  5. Step 5: Solve for x
    x = 3,226,218,192,455.16/2,792,046.95
  6. Step 6: Final answer
    x = 1,155,502.84

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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.