Home / 3,545,713.80-5,315,460.30-2,126,334.60

Finding the Fourth Proportional to 3,545,713.80, 5,315,460.30 and 2,126,334.60

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Solution

The fourth proportional to 3,545,713.80, 5,315,460.30 and 2,126,334.60 is: 3,187,636.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545,713.80 : 5,315,460.30 = 2,126,334.60 : x
  2. Step 2: Convert to fraction form
    3,545,713.80/5,315,460.30 = 2,126,334.60/x
  3. Step 3: Cross multiply
    3,545,713.80x = 5,315,460.30 × 2,126,334.60
  4. Step 4: Simplify right side
    3,545,713.80x = 11,302,447,150,816.38
  5. Step 5: Solve for x
    x = 11,302,447,150,816.38/3,545,713.80
  6. Step 6: Final answer
    x = 3,187,636.62

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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.