Home / 1,448,461.10-2,170,832.70-808,763.60

Finding the Fourth Proportional to 1,448,461.10, 2,170,832.70 and 808,763.60

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Solution

The fourth proportional to 1,448,461.10, 2,170,832.70 and 808,763.60 is: 1,212,107.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,461.10 : 2,170,832.70 = 808,763.60 : x
  2. Step 2: Convert to fraction form
    1,448,461.10/2,170,832.70 = 808,763.60/x
  3. Step 3: Cross multiply
    1,448,461.10x = 2,170,832.70 × 808,763.60
  4. Step 4: Simplify right side
    1,448,461.10x = 1,755,690,469,449.72
  5. Step 5: Solve for x
    x = 1,755,690,469,449.72/1,448,461.10
  6. Step 6: Final answer
    x = 1,212,107.44

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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.