Home / 1,259,569.60-1,889,791.80-550,106.80

Finding the Fourth Proportional to 1,259,569.60, 1,889,791.80 and 550,106.80

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Solution

The fourth proportional to 1,259,569.60, 1,889,791.80 and 550,106.80 is: 825,351.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,569.60 : 1,889,791.80 = 550,106.80 : x
  2. Step 2: Convert to fraction form
    1,259,569.60/1,889,791.80 = 550,106.80/x
  3. Step 3: Cross multiply
    1,259,569.60x = 1,889,791.80 × 550,106.80
  4. Step 4: Simplify right side
    1,259,569.60x = 1,039,587,319,764.24
  5. Step 5: Solve for x
    x = 1,039,587,319,764.24/1,259,569.60
  6. Step 6: Final answer
    x = 825,351.23

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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.