Home / 3,998,022.32-5,997,028.81-1,302,343.18

Finding the Fourth Proportional to 3,998,022.32, 5,997,028.81 and 1,302,343.18

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Solution

The fourth proportional to 3,998,022.32, 5,997,028.81 and 1,302,343.18 is: 1,953,513.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998,022.32 : 5,997,028.81 = 1,302,343.18 : x
  2. Step 2: Convert to fraction form
    3,998,022.32/5,997,028.81 = 1,302,343.18/x
  3. Step 3: Cross multiply
    3,998,022.32x = 5,997,028.81 × 1,302,343.18
  4. Step 4: Simplify right side
    3,998,022.32x = 7,810,189,544,237.73
  5. Step 5: Solve for x
    x = 7,810,189,544,237.73/3,998,022.32
  6. Step 6: Final answer
    x = 1,953,513.24

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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.