Home / 2,916,834.80-4,375,252.20-1,889,382.20

Finding the Fourth Proportional to 2,916,834.80, 4,375,252.20 and 1,889,382.20

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Solution

The fourth proportional to 2,916,834.80, 4,375,252.20 and 1,889,382.20 is: 2,834,073.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916,834.80 : 4,375,252.20 = 1,889,382.20 : x
  2. Step 2: Convert to fraction form
    2,916,834.80/4,375,252.20 = 1,889,382.20/x
  3. Step 3: Cross multiply
    2,916,834.80x = 4,375,252.20 × 1,889,382.20
  4. Step 4: Simplify right side
    2,916,834.80x = 8,266,523,627,190.84
  5. Step 5: Solve for x
    x = 8,266,523,627,190.84/2,916,834.80
  6. Step 6: Final answer
    x = 2,834,073.30

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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.