Home / 1,629,646.80-2,443,498.20-999,013.20

Finding the Fourth Proportional to 1,629,646.80, 2,443,498.20 and 999,013.20

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Solution

The fourth proportional to 1,629,646.80, 2,443,498.20 and 999,013.20 is: 1,497,923.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,646.80 : 2,443,498.20 = 999,013.20 : x
  2. Step 2: Convert to fraction form
    1,629,646.80/2,443,498.20 = 999,013.20/x
  3. Step 3: Cross multiply
    1,629,646.80x = 2,443,498.20 × 999,013.20
  4. Step 4: Simplify right side
    1,629,646.80x = 2,441,086,955,976.24
  5. Step 5: Solve for x
    x = 2,441,086,955,976.24/1,629,646.80
  6. Step 6: Final answer
    x = 1,497,923.94

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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.