Home / 2,749,871-3,794,847.90-1,542,672.92

Finding the Fourth Proportional to 2,749,871, 3,794,847.90 and 1,542,672.92

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Solution

The fourth proportional to 2,749,871, 3,794,847.90 and 1,542,672.92 is: 2,128,903.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749,871 : 3,794,847.90 = 1,542,672.92 : x
  2. Step 2: Convert to fraction form
    2,749,871/3,794,847.90 = 1,542,672.92/x
  3. Step 3: Cross multiply
    2,749,871x = 3,794,847.90 × 1,542,672.92
  4. Step 4: Simplify right side
    2,749,871x = 5,854,209,090,848.87
  5. Step 5: Solve for x
    x = 5,854,209,090,848.87/2,749,871
  6. Step 6: Final answer
    x = 2,128,903.17

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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.