Home / 3,155,916.74-4,354,101.34-1,796,827.46

Finding the Fourth Proportional to 3,155,916.74, 4,354,101.34 and 1,796,827.46

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Solution

The fourth proportional to 3,155,916.74, 4,354,101.34 and 1,796,827.46 is: 2,479,016.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,916.74 : 4,354,101.34 = 1,796,827.46 : x
  2. Step 2: Convert to fraction form
    3,155,916.74/4,354,101.34 = 1,796,827.46/x
  3. Step 3: Cross multiply
    3,155,916.74x = 4,354,101.34 × 1,796,827.46
  4. Step 4: Simplify right side
    3,155,916.74x = 7,823,568,825,072.22
  5. Step 5: Solve for x
    x = 7,823,568,825,072.22/3,155,916.74
  6. Step 6: Final answer
    x = 2,479,016.24

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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.