Home / 1,080,346.80-1,619,224.20-448,935.60

Finding the Fourth Proportional to 1,080,346.80, 1,619,224.20 and 448,935.60

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Solution

The fourth proportional to 1,080,346.80, 1,619,224.20 and 448,935.60 is: 672,864.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,346.80 : 1,619,224.20 = 448,935.60 : x
  2. Step 2: Convert to fraction form
    1,080,346.80/1,619,224.20 = 448,935.60/x
  3. Step 3: Cross multiply
    1,080,346.80x = 1,619,224.20 × 448,935.60
  4. Step 4: Simplify right side
    1,080,346.80x = 726,927,387,761.52
  5. Step 5: Solve for x
    x = 726,927,387,761.52/1,080,346.80
  6. Step 6: Final answer
    x = 672,864.85

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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.