Home / 2,067,713.76-3,101,566.80-647,878.56

Finding the Fourth Proportional to 2,067,713.76, 3,101,566.80 and 647,878.56

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Solution

The fourth proportional to 2,067,713.76, 3,101,566.80 and 647,878.56 is: 971,816.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,067,713.76 : 3,101,566.80 = 647,878.56 : x
  2. Step 2: Convert to fraction form
    2,067,713.76/3,101,566.80 = 647,878.56/x
  3. Step 3: Cross multiply
    2,067,713.76x = 3,101,566.80 × 647,878.56
  4. Step 4: Simplify right side
    2,067,713.76x = 2,009,438,632,127.81
  5. Step 5: Solve for x
    x = 2,009,438,632,127.81/2,067,713.76
  6. Step 6: Final answer
    x = 971,816.64

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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.