Home / 1,922,489.60-2,884,171.80-1,123,359.80

Finding the Fourth Proportional to 1,922,489.60, 2,884,171.80 and 1,123,359.80

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Solution

The fourth proportional to 1,922,489.60, 2,884,171.80 and 1,123,359.80 is: 1,685,295.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922,489.60 : 2,884,171.80 = 1,123,359.80 : x
  2. Step 2: Convert to fraction form
    1,922,489.60/2,884,171.80 = 1,123,359.80/x
  3. Step 3: Cross multiply
    1,922,489.60x = 2,884,171.80 × 1,123,359.80
  4. Step 4: Simplify right side
    1,922,489.60x = 3,239,962,656,413.64
  5. Step 5: Solve for x
    x = 3,239,962,656,413.64/1,922,489.60
  6. Step 6: Final answer
    x = 1,685,295.28

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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.