Home / 1,019,765.12-1,407,309.96-560,899.04

Finding the Fourth Proportional to 1,019,765.12, 1,407,309.96 and 560,899.04

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Solution

The fourth proportional to 1,019,765.12, 1,407,309.96 and 560,899.04 is: 774,059.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,765.12 : 1,407,309.96 = 560,899.04 : x
  2. Step 2: Convert to fraction form
    1,019,765.12/1,407,309.96 = 560,899.04/x
  3. Step 3: Cross multiply
    1,019,765.12x = 1,407,309.96 × 560,899.04
  4. Step 4: Simplify right side
    1,019,765.12x = 789,358,805,546.44
  5. Step 5: Solve for x
    x = 789,358,805,546.44/1,019,765.12
  6. Step 6: Final answer
    x = 774,059.43

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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.