Home / 2,409,160.86-3,324,735.05-1,321,478.28

Finding the Fourth Proportional to 2,409,160.86, 3,324,735.05 and 1,321,478.28

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Solution

The fourth proportional to 2,409,160.86, 3,324,735.05 and 1,321,478.28 is: 1,823,691.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409,160.86 : 3,324,735.05 = 1,321,478.28 : x
  2. Step 2: Convert to fraction form
    2,409,160.86/3,324,735.05 = 1,321,478.28/x
  3. Step 3: Cross multiply
    2,409,160.86x = 3,324,735.05 × 1,321,478.28
  4. Step 4: Simplify right side
    2,409,160.86x = 4,393,565,155,329.71
  5. Step 5: Solve for x
    x = 4,393,565,155,329.71/2,409,160.86
  6. Step 6: Final answer
    x = 1,823,691.07

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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.