Home / 1,540,995.20-2,311,739.04-475,786.88

Finding the Fourth Proportional to 1,540,995.20, 2,311,739.04 and 475,786.88

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Solution

The fourth proportional to 1,540,995.20, 2,311,739.04 and 475,786.88 is: 713,756.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,995.20 : 2,311,739.04 = 475,786.88 : x
  2. Step 2: Convert to fraction form
    1,540,995.20/2,311,739.04 = 475,786.88/x
  3. Step 3: Cross multiply
    1,540,995.20x = 2,311,739.04 × 475,786.88
  4. Step 4: Simplify right side
    1,540,995.20x = 1,099,895,105,215.80
  5. Step 5: Solve for x
    x = 1,099,895,105,215.80/1,540,995.20
  6. Step 6: Final answer
    x = 713,756.35

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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.