Home / 2,287,578.96-3,157,237.44-1,269,311.76

Finding the Fourth Proportional to 2,287,578.96, 3,157,237.44 and 1,269,311.76

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Solution

The fourth proportional to 2,287,578.96, 3,157,237.44 and 1,269,311.76 is: 1,751,860.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287,578.96 : 3,157,237.44 = 1,269,311.76 : x
  2. Step 2: Convert to fraction form
    2,287,578.96/3,157,237.44 = 1,269,311.76/x
  3. Step 3: Cross multiply
    2,287,578.96x = 3,157,237.44 × 1,269,311.76
  4. Step 4: Simplify right side
    2,287,578.96x = 4,007,518,611,704.29
  5. Step 5: Solve for x
    x = 4,007,518,611,704.29/2,287,578.96
  6. Step 6: Final answer
    x = 1,751,860.23

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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.