Home / 3,815,507.81-5,260,139.43-3,043,758.03

Finding the Fourth Proportional to 3,815,507.81, 5,260,139.43 and 3,043,758.03

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Solution

The fourth proportional to 3,815,507.81, 5,260,139.43 and 3,043,758.03 is: 4,196,188.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,815,507.81 : 5,260,139.43 = 3,043,758.03 : x
  2. Step 2: Convert to fraction form
    3,815,507.81/5,260,139.43 = 3,043,758.03/x
  3. Step 3: Cross multiply
    3,815,507.81x = 5,260,139.43 × 3,043,758.03
  4. Step 4: Simplify right side
    3,815,507.81x = 16,010,591,628,982.12
  5. Step 5: Solve for x
    x = 16,010,591,628,982.12/3,815,507.81
  6. Step 6: Final answer
    x = 4,196,188.93

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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.