Home / 1,773,821.80-2,661,078.30-708,682.60

Finding the Fourth Proportional to 1,773,821.80, 2,661,078.30 and 708,682.60

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Solution

The fourth proportional to 1,773,821.80, 2,661,078.30 and 708,682.60 is: 1,063,161.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,773,821.80 : 2,661,078.30 = 708,682.60 : x
  2. Step 2: Convert to fraction form
    1,773,821.80/2,661,078.30 = 708,682.60/x
  3. Step 3: Cross multiply
    1,773,821.80x = 2,661,078.30 × 708,682.60
  4. Step 4: Simplify right side
    1,773,821.80x = 1,885,859,888,447.58
  5. Step 5: Solve for x
    x = 1,885,859,888,447.58/1,773,821.80
  6. Step 6: Final answer
    x = 1,063,161.98

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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.