Home / 1,138,396.44-1,570,853.34-629,068.44

Finding the Fourth Proportional to 1,138,396.44, 1,570,853.34 and 629,068.44

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Solution

The fourth proportional to 1,138,396.44, 1,570,853.34 and 629,068.44 is: 868,040.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,396.44 : 1,570,853.34 = 629,068.44 : x
  2. Step 2: Convert to fraction form
    1,138,396.44/1,570,853.34 = 629,068.44/x
  3. Step 3: Cross multiply
    1,138,396.44x = 1,570,853.34 × 629,068.44
  4. Step 4: Simplify right side
    1,138,396.44x = 988,174,260,062.59
  5. Step 5: Solve for x
    x = 988,174,260,062.59/1,138,396.44
  6. Step 6: Final answer
    x = 868,040.54

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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.