Home / 1,427,736.63-2,141,375.15-416,621.19

Finding the Fourth Proportional to 1,427,736.63, 2,141,375.15 and 416,621.19

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Solution

The fourth proportional to 1,427,736.63, 2,141,375.15 and 416,621.19 is: 624,864.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,736.63 : 2,141,375.15 = 416,621.19 : x
  2. Step 2: Convert to fraction form
    1,427,736.63/2,141,375.15 = 416,621.19/x
  3. Step 3: Cross multiply
    1,427,736.63x = 2,141,375.15 × 416,621.19
  4. Step 4: Simplify right side
    1,427,736.63x = 892,142,250,439.45
  5. Step 5: Solve for x
    x = 892,142,250,439.45/1,427,736.63
  6. Step 6: Final answer
    x = 624,864.72

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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.