Home / 2,792,668-3,853,881.84-1,520,860

Finding the Fourth Proportional to 2,792,668, 3,853,881.84 and 1,520,860

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Solution

The fourth proportional to 2,792,668, 3,853,881.84 and 1,520,860 is: 2,098,786.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,792,668 : 3,853,881.84 = 1,520,860 : x
  2. Step 2: Convert to fraction form
    2,792,668/3,853,881.84 = 1,520,860/x
  3. Step 3: Cross multiply
    2,792,668x = 3,853,881.84 × 1,520,860
  4. Step 4: Simplify right side
    2,792,668x = 5,861,214,735,182.40
  5. Step 5: Solve for x
    x = 5,861,214,735,182.40/2,792,668
  6. Step 6: Final answer
    x = 2,098,786.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.