Home / 1,618,640.10-2,233,723.79-893,488.29

Finding the Fourth Proportional to 1,618,640.10, 2,233,723.79 and 893,488.29

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Solution

The fourth proportional to 1,618,640.10, 2,233,723.79 and 893,488.29 is: 1,233,014.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,640.10 : 2,233,723.79 = 893,488.29 : x
  2. Step 2: Convert to fraction form
    1,618,640.10/2,233,723.79 = 893,488.29/x
  3. Step 3: Cross multiply
    1,618,640.10x = 2,233,723.79 × 893,488.29
  4. Step 4: Simplify right side
    1,618,640.10x = 1,995,806,044,991.98
  5. Step 5: Solve for x
    x = 1,995,806,044,991.98/1,618,640.10
  6. Step 6: Final answer
    x = 1,233,014.09

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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.