Home / 1,936,396.44-2,672,189.10-1,076,938.20

Finding the Fourth Proportional to 1,936,396.44, 2,672,189.10 and 1,076,938.20

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Solution

The fourth proportional to 1,936,396.44, 2,672,189.10 and 1,076,938.20 is: 1,486,153.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936,396.44 : 2,672,189.10 = 1,076,938.20 : x
  2. Step 2: Convert to fraction form
    1,936,396.44/2,672,189.10 = 1,076,938.20/x
  3. Step 3: Cross multiply
    1,936,396.44x = 2,672,189.10 × 1,076,938.20
  4. Step 4: Simplify right side
    1,936,396.44x = 2,877,782,519,413.62
  5. Step 5: Solve for x
    x = 2,877,782,519,413.62/1,936,396.44
  6. Step 6: Final answer
    x = 1,486,153.59

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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.