Home / 2,528,147.28-3,790,450.26-930,503.28

Finding the Fourth Proportional to 2,528,147.28, 3,790,450.26 and 930,503.28

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Solution

The fourth proportional to 2,528,147.28, 3,790,450.26 and 930,503.28 is: 1,395,103.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528,147.28 : 3,790,450.26 = 930,503.28 : x
  2. Step 2: Convert to fraction form
    2,528,147.28/3,790,450.26 = 930,503.28/x
  3. Step 3: Cross multiply
    2,528,147.28x = 3,790,450.26 × 930,503.28
  4. Step 4: Simplify right side
    2,528,147.28x = 3,527,026,399,606.85
  5. Step 5: Solve for x
    x = 3,527,026,399,606.85/2,528,147.28
  6. Step 6: Final answer
    x = 1,395,103.22

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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.