Home / 3,998,078.93-5,997,113.78-1,302,399.83

Finding the Fourth Proportional to 3,998,078.93, 5,997,113.78 and 1,302,399.83

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Solution

The fourth proportional to 3,998,078.93, 5,997,113.78 and 1,302,399.83 is: 1,953,598.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,998,078.93 : 5,997,113.78 = 1,302,399.83 : x
  2. Step 2: Convert to fraction form
    3,998,078.93/5,997,113.78 = 1,302,399.83/x
  3. Step 3: Cross multiply
    3,998,078.93x = 5,997,113.78 × 1,302,399.83
  4. Step 4: Simplify right side
    3,998,078.93x = 7,810,639,976,043.44
  5. Step 5: Solve for x
    x = 7,810,639,976,043.44/3,998,078.93
  6. Step 6: Final answer
    x = 1,953,598.24

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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.