Home / 1,179,143.45-1,627,202.39-655,850.53

Finding the Fourth Proportional to 1,179,143.45, 1,627,202.39 and 655,850.53

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Solution

The fourth proportional to 1,179,143.45, 1,627,202.39 and 655,850.53 is: 905,065.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,143.45 : 1,627,202.39 = 655,850.53 : x
  2. Step 2: Convert to fraction form
    1,179,143.45/1,627,202.39 = 655,850.53/x
  3. Step 3: Cross multiply
    1,179,143.45x = 1,627,202.39 × 655,850.53
  4. Step 4: Simplify right side
    1,179,143.45x = 1,067,201,538,483.50
  5. Step 5: Solve for x
    x = 1,067,201,538,483.50/1,179,143.45
  6. Step 6: Final answer
    x = 905,065.06

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1.5x scale

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.