Home / 1,605,067.20-2,407,957.20-540,079.20

Finding the Fourth Proportional to 1,605,067.20, 2,407,957.20 and 540,079.20

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Solution

The fourth proportional to 1,605,067.20, 2,407,957.20 and 540,079.20 is: 810,238.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,067.20 : 2,407,957.20 = 540,079.20 : x
  2. Step 2: Convert to fraction form
    1,605,067.20/2,407,957.20 = 540,079.20/x
  3. Step 3: Cross multiply
    1,605,067.20x = 2,407,957.20 × 540,079.20
  4. Step 4: Simplify right side
    1,605,067.20x = 1,300,487,598,210.24
  5. Step 5: Solve for x
    x = 1,300,487,598,210.24/1,605,067.20
  6. Step 6: Final answer
    x = 810,238.72

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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.