Home / 1,945,022.09-2,915,537.83-746,621.69

Finding the Fourth Proportional to 1,945,022.09, 2,915,537.83 and 746,621.69

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Solution

The fourth proportional to 1,945,022.09, 2,915,537.83 and 746,621.69 is: 1,119,166.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,022.09 : 2,915,537.83 = 746,621.69 : x
  2. Step 2: Convert to fraction form
    1,945,022.09/2,915,537.83 = 746,621.69/x
  3. Step 3: Cross multiply
    1,945,022.09x = 2,915,537.83 × 746,621.69
  4. Step 4: Simplify right side
    1,945,022.09x = 2,176,803,765,449.29
  5. Step 5: Solve for x
    x = 2,176,803,765,449.29/1,945,022.09
  6. Step 6: Final answer
    x = 1,119,166.61

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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.