Home / 2,800,288.01-4,201,081.80-881,149.34

Finding the Fourth Proportional to 2,800,288.01, 4,201,081.80 and 881,149.34

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Solution

The fourth proportional to 2,800,288.01, 4,201,081.80 and 881,149.34 is: 1,321,928.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,800,288.01 : 4,201,081.80 = 881,149.34 : x
  2. Step 2: Convert to fraction form
    2,800,288.01/4,201,081.80 = 881,149.34/x
  3. Step 3: Cross multiply
    2,800,288.01x = 4,201,081.80 × 881,149.34
  4. Step 4: Simplify right side
    2,800,288.01x = 3,701,780,467,510.87
  5. Step 5: Solve for x
    x = 3,701,780,467,510.87/2,800,288.01
  6. Step 6: Final answer
    x = 1,321,928.48

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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.