Home / 1,122,611.65-1,685,179.44-449,168.05

Finding the Fourth Proportional to 1,122,611.65, 1,685,179.44 and 449,168.05

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Solution

The fourth proportional to 1,122,611.65, 1,685,179.44 and 449,168.05 is: 674,257.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,611.65 : 1,685,179.44 = 449,168.05 : x
  2. Step 2: Convert to fraction form
    1,122,611.65/1,685,179.44 = 449,168.05/x
  3. Step 3: Cross multiply
    1,122,611.65x = 1,685,179.44 × 449,168.05
  4. Step 4: Simplify right side
    1,122,611.65x = 756,928,762,964.89
  5. Step 5: Solve for x
    x = 756,928,762,964.89/1,122,611.65
  6. Step 6: Final answer
    x = 674,257.00

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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.