Home / 1,080,770.56-1,491,648-628,323.84

Finding the Fourth Proportional to 1,080,770.56, 1,491,648 and 628,323.84

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Solution

The fourth proportional to 1,080,770.56, 1,491,648 and 628,323.84 is: 867,194.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,770.56 : 1,491,648 = 628,323.84 : x
  2. Step 2: Convert to fraction form
    1,080,770.56/1,491,648 = 628,323.84/x
  3. Step 3: Cross multiply
    1,080,770.56x = 1,491,648 × 628,323.84
  4. Step 4: Simplify right side
    1,080,770.56x = 937,237,999,288.32
  5. Step 5: Solve for x
    x = 937,237,999,288.32/1,080,770.56
  6. Step 6: Final answer
    x = 867,194.24

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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.