Home / 1,489,354.24-2,055,221.92-835,919.52

Finding the Fourth Proportional to 1,489,354.24, 2,055,221.92 and 835,919.52

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Solution

The fourth proportional to 1,489,354.24, 2,055,221.92 and 835,919.52 is: 1,153,520.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,354.24 : 2,055,221.92 = 835,919.52 : x
  2. Step 2: Convert to fraction form
    1,489,354.24/2,055,221.92 = 835,919.52/x
  3. Step 3: Cross multiply
    1,489,354.24x = 2,055,221.92 × 835,919.52
  4. Step 4: Simplify right side
    1,489,354.24x = 1,718,000,120,859.88
  5. Step 5: Solve for x
    x = 1,718,000,120,859.88/1,489,354.24
  6. Step 6: Final answer
    x = 1,153,520.15

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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.