Home / 1,517,453.60-2,276,180.40-1,393,450.70

Finding the Fourth Proportional to 1,517,453.60, 2,276,180.40 and 1,393,450.70

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Solution

The fourth proportional to 1,517,453.60, 2,276,180.40 and 1,393,450.70 is: 2,090,176.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,453.60 : 2,276,180.40 = 1,393,450.70 : x
  2. Step 2: Convert to fraction form
    1,517,453.60/2,276,180.40 = 1,393,450.70/x
  3. Step 3: Cross multiply
    1,517,453.60x = 2,276,180.40 × 1,393,450.70
  4. Step 4: Simplify right side
    1,517,453.60x = 3,171,745,171,706.28
  5. Step 5: Solve for x
    x = 3,171,745,171,706.28/1,517,453.60
  6. Step 6: Final answer
    x = 2,090,176.05

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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.