Home / 2,751,777.40-4,124,166.90-1,328,769.40

Finding the Fourth Proportional to 2,751,777.40, 4,124,166.90 and 1,328,769.40

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Solution

The fourth proportional to 2,751,777.40, 4,124,166.90 and 1,328,769.40 is: 1,991,464.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751,777.40 : 4,124,166.90 = 1,328,769.40 : x
  2. Step 2: Convert to fraction form
    2,751,777.40/4,124,166.90 = 1,328,769.40/x
  3. Step 3: Cross multiply
    2,751,777.40x = 4,124,166.90 × 1,328,769.40
  4. Step 4: Simplify right side
    2,751,777.40x = 5,480,066,777,212.86
  5. Step 5: Solve for x
    x = 5,480,066,777,212.86/2,751,777.40
  6. Step 6: Final answer
    x = 1,991,464.42

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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.