Home / 1,616,819.05-2,424,814.75-479,315.25

Finding the Fourth Proportional to 1,616,819.05, 2,424,814.75 and 479,315.25

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Solution

The fourth proportional to 1,616,819.05, 2,424,814.75 and 479,315.25 is: 718,850.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,819.05 : 2,424,814.75 = 479,315.25 : x
  2. Step 2: Convert to fraction form
    1,616,819.05/2,424,814.75 = 479,315.25/x
  3. Step 3: Cross multiply
    1,616,819.05x = 2,424,814.75 × 479,315.25
  4. Step 4: Simplify right side
    1,616,819.05x = 1,162,250,673,579.29
  5. Step 5: Solve for x
    x = 1,162,250,673,579.29/1,616,819.05
  6. Step 6: Final answer
    x = 718,850.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.