Home / 3,177,064.42-4,384,378.33-1,726,763.47

Finding the Fourth Proportional to 3,177,064.42, 4,384,378.33 and 1,726,763.47

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Solution

The fourth proportional to 3,177,064.42, 4,384,378.33 and 1,726,763.47 is: 2,382,949.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177,064.42 : 4,384,378.33 = 1,726,763.47 : x
  2. Step 2: Convert to fraction form
    3,177,064.42/4,384,378.33 = 1,726,763.47/x
  3. Step 3: Cross multiply
    3,177,064.42x = 4,384,378.33 × 1,726,763.47
  4. Step 4: Simplify right side
    3,177,064.42x = 7,570,784,323,625.75
  5. Step 5: Solve for x
    x = 7,570,784,323,625.75/3,177,064.42
  6. Step 6: Final answer
    x = 2,382,949.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.