Home / 1,942,243.80-2,914,056.90-1,873,123.80

Finding the Fourth Proportional to 1,942,243.80, 2,914,056.90 and 1,873,123.80

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Solution

The fourth proportional to 1,942,243.80, 2,914,056.90 and 1,873,123.80 is: 2,810,352.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,243.80 : 2,914,056.90 = 1,873,123.80 : x
  2. Step 2: Convert to fraction form
    1,942,243.80/2,914,056.90 = 1,873,123.80/x
  3. Step 3: Cross multiply
    1,942,243.80x = 2,914,056.90 × 1,873,123.80
  4. Step 4: Simplify right side
    1,942,243.80x = 5,458,389,333,944.22
  5. Step 5: Solve for x
    x = 5,458,389,333,944.22/1,942,243.80
  6. Step 6: Final answer
    x = 2,810,352.30

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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.