Home / 1,017,202.84-1,400,539.26-863,911.96

Finding the Fourth Proportional to 1,017,202.84, 1,400,539.26 and 863,911.96

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Solution

The fourth proportional to 1,017,202.84, 1,400,539.26 and 863,911.96 is: 1,189,480.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,202.84 : 1,400,539.26 = 863,911.96 : x
  2. Step 2: Convert to fraction form
    1,017,202.84/1,400,539.26 = 863,911.96/x
  3. Step 3: Cross multiply
    1,017,202.84x = 1,400,539.26 × 863,911.96
  4. Step 4: Simplify right side
    1,017,202.84x = 1,209,942,617,163.55
  5. Step 5: Solve for x
    x = 1,209,942,617,163.55/1,017,202.84
  6. Step 6: Final answer
    x = 1,189,480.18

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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.