Home / 1,007,528.42-1,511,883.14-722,912.24

Finding the Fourth Proportional to 1,007,528.42, 1,511,883.14 and 722,912.24

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Solution

The fourth proportional to 1,007,528.42, 1,511,883.14 and 722,912.24 is: 1,084,792.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,528.42 : 1,511,883.14 = 722,912.24 : x
  2. Step 2: Convert to fraction form
    1,007,528.42/1,511,883.14 = 722,912.24/x
  3. Step 3: Cross multiply
    1,007,528.42x = 1,511,883.14 × 722,912.24
  4. Step 4: Simplify right side
    1,007,528.42x = 1,092,958,816,181.66
  5. Step 5: Solve for x
    x = 1,092,958,816,181.66/1,007,528.42
  6. Step 6: Final answer
    x = 1,084,792.05

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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.