Home / 1,670,891.22-2,305,770.21-945,723.36

Finding the Fourth Proportional to 1,670,891.22, 2,305,770.21 and 945,723.36

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Solution

The fourth proportional to 1,670,891.22, 2,305,770.21 and 945,723.36 is: 1,305,064.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,891.22 : 2,305,770.21 = 945,723.36 : x
  2. Step 2: Convert to fraction form
    1,670,891.22/2,305,770.21 = 945,723.36/x
  3. Step 3: Cross multiply
    1,670,891.22x = 2,305,770.21 × 945,723.36
  4. Step 4: Simplify right side
    1,670,891.22x = 2,180,620,750,389.11
  5. Step 5: Solve for x
    x = 2,180,620,750,389.11/1,670,891.22
  6. Step 6: Final answer
    x = 1,305,064.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.