Home / 1,203,773.45-1,805,512.55-698,609.25

Finding the Fourth Proportional to 1,203,773.45, 1,805,512.55 and 698,609.25

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Solution

The fourth proportional to 1,203,773.45, 1,805,512.55 and 698,609.25 is: 1,047,828.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,773.45 : 1,805,512.55 = 698,609.25 : x
  2. Step 2: Convert to fraction form
    1,203,773.45/1,805,512.55 = 698,609.25/x
  3. Step 3: Cross multiply
    1,203,773.45x = 1,805,512.55 × 698,609.25
  4. Step 4: Simplify right side
    1,203,773.45x = 1,261,347,764,928.04
  5. Step 5: Solve for x
    x = 1,261,347,764,928.04/1,203,773.45
  6. Step 6: Final answer
    x = 1,047,828.20

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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.