Home / 3,678,817.16-5,519,056.30-1,120,261

Finding the Fourth Proportional to 3,678,817.16, 5,519,056.30 and 1,120,261

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Solution

The fourth proportional to 3,678,817.16, 5,519,056.30 and 1,120,261 is: 1,680,644.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,678,817.16 : 5,519,056.30 = 1,120,261 : x
  2. Step 2: Convert to fraction form
    3,678,817.16/5,519,056.30 = 1,120,261/x
  3. Step 3: Cross multiply
    3,678,817.16x = 5,519,056.30 × 1,120,261
  4. Step 4: Simplify right side
    3,678,817.16x = 6,182,783,529,694.30
  5. Step 5: Solve for x
    x = 6,182,783,529,694.30/3,678,817.16
  6. Step 6: Final answer
    x = 1,680,644.42

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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.