Home / 3,885,464.04-5,361,975.18-2,143,200.18

Finding the Fourth Proportional to 3,885,464.04, 5,361,975.18 and 2,143,200.18

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Solution

The fourth proportional to 3,885,464.04, 5,361,975.18 and 2,143,200.18 is: 2,957,635.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885,464.04 : 5,361,975.18 = 2,143,200.18 : x
  2. Step 2: Convert to fraction form
    3,885,464.04/5,361,975.18 = 2,143,200.18/x
  3. Step 3: Cross multiply
    3,885,464.04x = 5,361,975.18 × 2,143,200.18
  4. Step 4: Simplify right side
    3,885,464.04x = 11,491,786,170,931.53
  5. Step 5: Solve for x
    x = 11,491,786,170,931.53/3,885,464.04
  6. Step 6: Final answer
    x = 2,957,635.45

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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.