Home / 2,137,604.80-3,208,221.60-876,337.60

Finding the Fourth Proportional to 2,137,604.80, 3,208,221.60 and 876,337.60

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Solution

The fourth proportional to 2,137,604.80, 3,208,221.60 and 876,337.60 is: 1,315,250.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,137,604.80 : 3,208,221.60 = 876,337.60 : x
  2. Step 2: Convert to fraction form
    2,137,604.80/3,208,221.60 = 876,337.60/x
  3. Step 3: Cross multiply
    2,137,604.80x = 3,208,221.60 × 876,337.60
  4. Step 4: Simplify right side
    2,137,604.80x = 2,811,485,217,212.16
  5. Step 5: Solve for x
    x = 2,811,485,217,212.16/2,137,604.80
  6. Step 6: Final answer
    x = 1,315,250.24

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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.