Home / 2,811,069.44-3,879,277.44-1,521,910.16

Finding the Fourth Proportional to 2,811,069.44, 3,879,277.44 and 1,521,910.16

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Solution

The fourth proportional to 2,811,069.44, 3,879,277.44 and 1,521,910.16 is: 2,100,236.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,069.44 : 3,879,277.44 = 1,521,910.16 : x
  2. Step 2: Convert to fraction form
    2,811,069.44/3,879,277.44 = 1,521,910.16/x
  3. Step 3: Cross multiply
    2,811,069.44x = 3,879,277.44 × 1,521,910.16
  4. Step 4: Simplify right side
    2,811,069.44x = 5,903,911,749,394.79
  5. Step 5: Solve for x
    x = 5,903,911,749,394.79/2,811,069.44
  6. Step 6: Final answer
    x = 2,100,236.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.