Home / 1,325,812.24-1,829,611.56-722,200.24

Finding the Fourth Proportional to 1,325,812.24, 1,829,611.56 and 722,200.24

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Solution

The fourth proportional to 1,325,812.24, 1,829,611.56 and 722,200.24 is: 996,631.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,812.24 : 1,829,611.56 = 722,200.24 : x
  2. Step 2: Convert to fraction form
    1,325,812.24/1,829,611.56 = 722,200.24/x
  3. Step 3: Cross multiply
    1,325,812.24x = 1,829,611.56 × 722,200.24
  4. Step 4: Simplify right side
    1,325,812.24x = 1,321,345,907,738.77
  5. Step 5: Solve for x
    x = 1,321,345,907,738.77/1,325,812.24
  6. Step 6: Final answer
    x = 996,631.25

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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.