Home / 3,995,139.40-5,993,486.70-1,155,344.20

Finding the Fourth Proportional to 3,995,139.40, 5,993,486.70 and 1,155,344.20

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Solution

The fourth proportional to 3,995,139.40, 5,993,486.70 and 1,155,344.20 is: 1,733,241.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995,139.40 : 5,993,486.70 = 1,155,344.20 : x
  2. Step 2: Convert to fraction form
    3,995,139.40/5,993,486.70 = 1,155,344.20/x
  3. Step 3: Cross multiply
    3,995,139.40x = 5,993,486.70 × 1,155,344.20
  4. Step 4: Simplify right side
    3,995,139.40x = 6,924,540,096,622.14
  5. Step 5: Solve for x
    x = 6,924,540,096,622.14/3,995,139.40
  6. Step 6: Final answer
    x = 1,733,241.17

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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.