Home / 2,409,084.12-3,324,749.38-1,321,567.76

Finding the Fourth Proportional to 2,409,084.12, 3,324,749.38 and 1,321,567.76

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Solution

The fourth proportional to 2,409,084.12, 3,324,749.38 and 1,321,567.76 is: 1,823,880.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409,084.12 : 3,324,749.38 = 1,321,567.76 : x
  2. Step 2: Convert to fraction form
    2,409,084.12/3,324,749.38 = 1,321,567.76/x
  3. Step 3: Cross multiply
    2,409,084.12x = 3,324,749.38 × 1,321,567.76
  4. Step 4: Simplify right side
    2,409,084.12x = 4,393,881,590,687.99
  5. Step 5: Solve for x
    x = 4,393,881,590,687.99/2,409,084.12
  6. Step 6: Final answer
    x = 1,823,880.52

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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.