Home / 2,668,351.23-3,682,929.96-2,086,423.35

Finding the Fourth Proportional to 2,668,351.23, 3,682,929.96 and 2,086,423.35

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Solution

The fourth proportional to 2,668,351.23, 3,682,929.96 and 2,086,423.35 is: 2,879,737.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668,351.23 : 3,682,929.96 = 2,086,423.35 : x
  2. Step 2: Convert to fraction form
    2,668,351.23/3,682,929.96 = 2,086,423.35/x
  3. Step 3: Cross multiply
    2,668,351.23x = 3,682,929.96 × 2,086,423.35
  4. Step 4: Simplify right side
    2,668,351.23x = 7,684,151,064,958.57
  5. Step 5: Solve for x
    x = 7,684,151,064,958.57/2,668,351.23
  6. Step 6: Final answer
    x = 2,879,737.49

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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.