Home / 3,133,118.11-4,698,720.43-2,166,694.60

Finding the Fourth Proportional to 3,133,118.11, 4,698,720.43 and 2,166,694.60

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Solution

The fourth proportional to 3,133,118.11, 4,698,720.43 and 2,166,694.60 is: 3,249,380.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133,118.11 : 4,698,720.43 = 2,166,694.60 : x
  2. Step 2: Convert to fraction form
    3,133,118.11/4,698,720.43 = 2,166,694.60/x
  3. Step 3: Cross multiply
    3,133,118.11x = 4,698,720.43 × 2,166,694.60
  4. Step 4: Simplify right side
    3,133,118.11x = 10,180,692,182,590.68
  5. Step 5: Solve for x
    x = 10,180,692,182,590.68/3,133,118.11
  6. Step 6: Final answer
    x = 3,249,380.27

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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.