Home / 1,203,754.64-1,808,452.56-1,135,662.20

Finding the Fourth Proportional to 1,203,754.64, 1,808,452.56 and 1,135,662.20

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Solution

The fourth proportional to 1,203,754.64, 1,808,452.56 and 1,135,662.20 is: 1,706,154.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,754.64 : 1,808,452.56 = 1,135,662.20 : x
  2. Step 2: Convert to fraction form
    1,203,754.64/1,808,452.56 = 1,135,662.20/x
  3. Step 3: Cross multiply
    1,203,754.64x = 1,808,452.56 × 1,135,662.20
  4. Step 4: Simplify right side
    1,203,754.64x = 2,053,791,212,885.23
  5. Step 5: Solve for x
    x = 2,053,791,212,885.23/1,203,754.64
  6. Step 6: Final answer
    x = 1,706,154.35

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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.