Home / 1,514,481.40-2,271,722.10-1,422,102.52

Finding the Fourth Proportional to 1,514,481.40, 2,271,722.10 and 1,422,102.52

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Solution

The fourth proportional to 1,514,481.40, 2,271,722.10 and 1,422,102.52 is: 2,133,153.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514,481.40 : 2,271,722.10 = 1,422,102.52 : x
  2. Step 2: Convert to fraction form
    1,514,481.40/2,271,722.10 = 1,422,102.52/x
  3. Step 3: Cross multiply
    1,514,481.40x = 2,271,722.10 × 1,422,102.52
  4. Step 4: Simplify right side
    1,514,481.40x = 3,230,621,723,149.69
  5. Step 5: Solve for x
    x = 3,230,621,723,149.69/1,514,481.40
  6. Step 6: Final answer
    x = 2,133,153.78

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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.