Home / 1,496,721.28-2,245,101.12-499,449.28

Finding the Fourth Proportional to 1,496,721.28, 2,245,101.12 and 499,449.28

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Solution

The fourth proportional to 1,496,721.28, 2,245,101.12 and 499,449.28 is: 749,180.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,721.28 : 2,245,101.12 = 499,449.28 : x
  2. Step 2: Convert to fraction form
    1,496,721.28/2,245,101.12 = 499,449.28/x
  3. Step 3: Cross multiply
    1,496,721.28x = 2,245,101.12 × 499,449.28
  4. Step 4: Simplify right side
    1,496,721.28x = 1,121,314,137,911.19
  5. Step 5: Solve for x
    x = 1,121,314,137,911.19/1,496,721.28
  6. Step 6: Final answer
    x = 749,180.33

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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.