Home / 2,179,506.41-3,269,382.56-663,238.74

Finding the Fourth Proportional to 2,179,506.41, 3,269,382.56 and 663,238.74

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Solution

The fourth proportional to 2,179,506.41, 3,269,382.56 and 663,238.74 is: 994,895.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,506.41 : 3,269,382.56 = 663,238.74 : x
  2. Step 2: Convert to fraction form
    2,179,506.41/3,269,382.56 = 663,238.74/x
  3. Step 3: Cross multiply
    2,179,506.41x = 3,269,382.56 × 663,238.74
  4. Step 4: Simplify right side
    2,179,506.41x = 2,168,381,166,356.18
  5. Step 5: Solve for x
    x = 2,168,381,166,356.18/2,179,506.41
  6. Step 6: Final answer
    x = 994,895.52

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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.