Home / 3,326,831.20-4,990,246.80-2,641,862.80

Finding the Fourth Proportional to 3,326,831.20, 4,990,246.80 and 2,641,862.80

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Solution

The fourth proportional to 3,326,831.20, 4,990,246.80 and 2,641,862.80 is: 3,962,794.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326,831.20 : 4,990,246.80 = 2,641,862.80 : x
  2. Step 2: Convert to fraction form
    3,326,831.20/4,990,246.80 = 2,641,862.80/x
  3. Step 3: Cross multiply
    3,326,831.20x = 4,990,246.80 × 2,641,862.80
  4. Step 4: Simplify right side
    3,326,831.20x = 13,183,547,383,739.04
  5. Step 5: Solve for x
    x = 13,183,547,383,739.04/3,326,831.20
  6. Step 6: Final answer
    x = 3,962,794.20

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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.