Home / 1,080,025.44-1,620,332.80-472,703.28

Finding the Fourth Proportional to 1,080,025.44, 1,620,332.80 and 472,703.28

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Solution

The fourth proportional to 1,080,025.44, 1,620,332.80 and 472,703.28 is: 709,183.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,025.44 : 1,620,332.80 = 472,703.28 : x
  2. Step 2: Convert to fraction form
    1,080,025.44/1,620,332.80 = 472,703.28/x
  3. Step 3: Cross multiply
    1,080,025.44x = 1,620,332.80 × 472,703.28
  4. Step 4: Simplify right side
    1,080,025.44x = 765,936,629,251.58
  5. Step 5: Solve for x
    x = 765,936,629,251.58/1,080,025.44
  6. Step 6: Final answer
    x = 709,183.88

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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.