Home / 857,559.80-1,294,121.66-828,973.82

Finding the Fourth Proportional to 857,559.80, 1,294,121.66 and 828,973.82

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Solution

The fourth proportional to 857,559.80, 1,294,121.66 and 828,973.82 is: 1,250,983.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,559.80 : 1,294,121.66 = 828,973.82 : x
  2. Step 2: Convert to fraction form
    857,559.80/1,294,121.66 = 828,973.82/x
  3. Step 3: Cross multiply
    857,559.80x = 1,294,121.66 × 828,973.82
  4. Step 4: Simplify right side
    857,559.80x = 1,072,792,976,034.94
  5. Step 5: Solve for x
    x = 1,072,792,976,034.94/857,559.80
  6. Step 6: Final answer
    x = 1,250,983.29

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.