Home / 2,974,287.68-4,104,542.96-1,616,160.64

Finding the Fourth Proportional to 2,974,287.68, 4,104,542.96 and 1,616,160.64

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Solution

The fourth proportional to 2,974,287.68, 4,104,542.96 and 1,616,160.64 is: 2,230,315.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974,287.68 : 4,104,542.96 = 1,616,160.64 : x
  2. Step 2: Convert to fraction form
    2,974,287.68/4,104,542.96 = 1,616,160.64/x
  3. Step 3: Cross multiply
    2,974,287.68x = 4,104,542.96 × 1,616,160.64
  4. Step 4: Simplify right side
    2,974,287.68x = 6,633,600,777,141.09
  5. Step 5: Solve for x
    x = 6,633,600,777,141.09/2,974,287.68
  6. Step 6: Final answer
    x = 2,230,315.79

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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.