Home / 2,260,629.92-3,119,672.99-1,228,141.76

Finding the Fourth Proportional to 2,260,629.92, 3,119,672.99 and 1,228,141.76

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Solution

The fourth proportional to 2,260,629.92, 3,119,672.99 and 1,228,141.76 is: 1,694,837.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260,629.92 : 3,119,672.99 = 1,228,141.76 : x
  2. Step 2: Convert to fraction form
    2,260,629.92/3,119,672.99 = 1,228,141.76/x
  3. Step 3: Cross multiply
    2,260,629.92x = 3,119,672.99 × 1,228,141.76
  4. Step 4: Simplify right side
    2,260,629.92x = 3,831,400,654,823.99
  5. Step 5: Solve for x
    x = 3,831,400,654,823.99/2,260,629.92
  6. Step 6: Final answer
    x = 1,694,837.63

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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.