Home / 1,603,417.44-2,212,688.82-868,365.54

Finding the Fourth Proportional to 1,603,417.44, 2,212,688.82 and 868,365.54

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Solution

The fourth proportional to 1,603,417.44, 2,212,688.82 and 868,365.54 is: 1,198,329.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,417.44 : 2,212,688.82 = 868,365.54 : x
  2. Step 2: Convert to fraction form
    1,603,417.44/2,212,688.82 = 868,365.54/x
  3. Step 3: Cross multiply
    1,603,417.44x = 2,212,688.82 × 868,365.54
  4. Step 4: Simplify right side
    1,603,417.44x = 1,921,422,722,031.26
  5. Step 5: Solve for x
    x = 1,921,422,722,031.26/1,603,417.44
  6. Step 6: Final answer
    x = 1,198,329.69

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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.