Home / 3,973,720.16-5,484,200.76-2,231,675.84

Finding the Fourth Proportional to 3,973,720.16, 5,484,200.76 and 2,231,675.84

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Solution

The fourth proportional to 3,973,720.16, 5,484,200.76 and 2,231,675.84 is: 3,079,974.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973,720.16 : 5,484,200.76 = 2,231,675.84 : x
  2. Step 2: Convert to fraction form
    3,973,720.16/5,484,200.76 = 2,231,675.84/x
  3. Step 3: Cross multiply
    3,973,720.16x = 5,484,200.76 × 2,231,675.84
  4. Step 4: Simplify right side
    3,973,720.16x = 12,238,958,337,801.64
  5. Step 5: Solve for x
    x = 12,238,958,337,801.64/3,973,720.16
  6. Step 6: Final answer
    x = 3,079,974.90

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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.