Home / 1,618,638.35-2,233,721.37-893,486.54

Finding the Fourth Proportional to 1,618,638.35, 2,233,721.37 and 893,486.54

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Solution

The fourth proportional to 1,618,638.35, 2,233,721.37 and 893,486.54 is: 1,233,011.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,638.35 : 2,233,721.37 = 893,486.54 : x
  2. Step 2: Convert to fraction form
    1,618,638.35/2,233,721.37 = 893,486.54/x
  3. Step 3: Cross multiply
    1,618,638.35x = 2,233,721.37 × 893,486.54
  4. Step 4: Simplify right side
    1,618,638.35x = 1,995,799,978,205.36
  5. Step 5: Solve for x
    x = 1,995,799,978,205.36/1,618,638.35
  6. Step 6: Final answer
    x = 1,233,011.67

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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.