Home / 1,969,396.81-2,952,914.10-903,103.09

Finding the Fourth Proportional to 1,969,396.81, 2,952,914.10 and 903,103.09

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Solution

The fourth proportional to 1,969,396.81, 2,952,914.10 and 903,103.09 is: 1,354,113.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,396.81 : 2,952,914.10 = 903,103.09 : x
  2. Step 2: Convert to fraction form
    1,969,396.81/2,952,914.10 = 903,103.09/x
  3. Step 3: Cross multiply
    1,969,396.81x = 2,952,914.10 × 903,103.09
  4. Step 4: Simplify right side
    1,969,396.81x = 2,666,785,848,214.57
  5. Step 5: Solve for x
    x = 2,666,785,848,214.57/1,969,396.81
  6. Step 6: Final answer
    x = 1,354,113.01

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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.