Home / 2,210,899.17-3,311,034.24-1,261,391.25

Finding the Fourth Proportional to 2,210,899.17, 3,311,034.24 and 1,261,391.25

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Solution

The fourth proportional to 2,210,899.17, 3,311,034.24 and 1,261,391.25 is: 1,889,054.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210,899.17 : 3,311,034.24 = 1,261,391.25 : x
  2. Step 2: Convert to fraction form
    2,210,899.17/3,311,034.24 = 1,261,391.25/x
  3. Step 3: Cross multiply
    2,210,899.17x = 3,311,034.24 × 1,261,391.25
  4. Step 4: Simplify right side
    2,210,899.17x = 4,176,509,618,786.40
  5. Step 5: Solve for x
    x = 4,176,509,618,786.40/2,210,899.17
  6. Step 6: Final answer
    x = 1,889,054.77

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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.