Home / 2,072,474.46-3,109,130.73-874,399.68

Finding the Fourth Proportional to 2,072,474.46, 3,109,130.73 and 874,399.68

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Solution

The fourth proportional to 2,072,474.46, 3,109,130.73 and 874,399.68 is: 1,311,776.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,474.46 : 3,109,130.73 = 874,399.68 : x
  2. Step 2: Convert to fraction form
    2,072,474.46/3,109,130.73 = 874,399.68/x
  3. Step 3: Cross multiply
    2,072,474.46x = 3,109,130.73 × 874,399.68
  4. Step 4: Simplify right side
    2,072,474.46x = 2,718,622,915,390.17
  5. Step 5: Solve for x
    x = 2,718,622,915,390.17/2,072,474.46
  6. Step 6: Final answer
    x = 1,311,776.32

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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.