Home / 2,809,728.70-4,202,151.45-2,361,831.10

Finding the Fourth Proportional to 2,809,728.70, 4,202,151.45 and 2,361,831.10

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Solution

The fourth proportional to 2,809,728.70, 4,202,151.45 and 2,361,831.10 is: 3,532,288.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,728.70 : 4,202,151.45 = 2,361,831.10 : x
  2. Step 2: Convert to fraction form
    2,809,728.70/4,202,151.45 = 2,361,831.10/x
  3. Step 3: Cross multiply
    2,809,728.70x = 4,202,151.45 × 2,361,831.10
  4. Step 4: Simplify right side
    2,809,728.70x = 9,924,771,981,520.10
  5. Step 5: Solve for x
    x = 9,924,771,981,520.10/2,809,728.70
  6. Step 6: Final answer
    x = 3,532,288.36

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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.