Home / 1,476,539.49-2,217,212.09-911,512.32

Finding the Fourth Proportional to 1,476,539.49, 2,217,212.09 and 911,512.32

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Solution

The fourth proportional to 1,476,539.49, 2,217,212.09 and 911,512.32 is: 1,368,751.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,539.49 : 2,217,212.09 = 911,512.32 : x
  2. Step 2: Convert to fraction form
    1,476,539.49/2,217,212.09 = 911,512.32/x
  3. Step 3: Cross multiply
    1,476,539.49x = 2,217,212.09 × 911,512.32
  4. Step 4: Simplify right side
    1,476,539.49x = 2,021,016,131,530.39
  5. Step 5: Solve for x
    x = 2,021,016,131,530.39/1,476,539.49
  6. Step 6: Final answer
    x = 1,368,751.83

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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.