Home / 1,770,135.90-2,657,172.15-1,096,977.30

Finding the Fourth Proportional to 1,770,135.90, 2,657,172.15 and 1,096,977.30

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Solution

The fourth proportional to 1,770,135.90, 2,657,172.15 and 1,096,977.30 is: 1,646,685.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,135.90 : 2,657,172.15 = 1,096,977.30 : x
  2. Step 2: Convert to fraction form
    1,770,135.90/2,657,172.15 = 1,096,977.30/x
  3. Step 3: Cross multiply
    1,770,135.90x = 2,657,172.15 × 1,096,977.30
  4. Step 4: Simplify right side
    1,770,135.90x = 2,914,857,530,742.20
  5. Step 5: Solve for x
    x = 2,914,857,530,742.20/1,770,135.90
  6. Step 6: Final answer
    x = 1,646,685.73

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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.