Home / 3,131,882.60-4,698,178.80-2,810,057.20

Finding the Fourth Proportional to 3,131,882.60, 4,698,178.80 and 2,810,057.20

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Solution

The fourth proportional to 3,131,882.60, 4,698,178.80 and 2,810,057.20 is: 4,215,404.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,882.60 : 4,698,178.80 = 2,810,057.20 : x
  2. Step 2: Convert to fraction form
    3,131,882.60/4,698,178.80 = 2,810,057.20/x
  3. Step 3: Cross multiply
    3,131,882.60x = 4,698,178.80 × 2,810,057.20
  4. Step 4: Simplify right side
    3,131,882.60x = 13,202,151,163,827.36
  5. Step 5: Solve for x
    x = 13,202,151,163,827.36/3,131,882.60
  6. Step 6: Final answer
    x = 4,215,404.23

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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.