Home / 3,078,252.10-4,617,378.15-1,944,511.30

Finding the Fourth Proportional to 3,078,252.10, 4,617,378.15 and 1,944,511.30

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Solution

The fourth proportional to 3,078,252.10, 4,617,378.15 and 1,944,511.30 is: 2,916,766.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,252.10 : 4,617,378.15 = 1,944,511.30 : x
  2. Step 2: Convert to fraction form
    3,078,252.10/4,617,378.15 = 1,944,511.30/x
  3. Step 3: Cross multiply
    3,078,252.10x = 4,617,378.15 × 1,944,511.30
  4. Step 4: Simplify right side
    3,078,252.10x = 8,978,543,989,048.10
  5. Step 5: Solve for x
    x = 8,978,543,989,048.10/3,078,252.10
  6. Step 6: Final answer
    x = 2,916,766.95

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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.