Home / 2,749,238.21-4,124,450.54-829,990.19

Finding the Fourth Proportional to 2,749,238.21, 4,124,450.54 and 829,990.19

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Solution

The fourth proportional to 2,749,238.21, 4,124,450.54 and 829,990.19 is: 1,245,164.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749,238.21 : 4,124,450.54 = 829,990.19 : x
  2. Step 2: Convert to fraction form
    2,749,238.21/4,124,450.54 = 829,990.19/x
  3. Step 3: Cross multiply
    2,749,238.21x = 4,124,450.54 × 829,990.19
  4. Step 4: Simplify right side
    2,749,238.21x = 3,423,253,499,726.30
  5. Step 5: Solve for x
    x = 3,423,253,499,726.30/2,749,238.21
  6. Step 6: Final answer
    x = 1,245,164.38

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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.