Home / 1,605,196.88-2,214,408.48-960,487.28

Finding the Fourth Proportional to 1,605,196.88, 2,214,408.48 and 960,487.28

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Solution

The fourth proportional to 1,605,196.88, 2,214,408.48 and 960,487.28 is: 1,325,015.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,196.88 : 2,214,408.48 = 960,487.28 : x
  2. Step 2: Convert to fraction form
    1,605,196.88/2,214,408.48 = 960,487.28/x
  3. Step 3: Cross multiply
    1,605,196.88x = 2,214,408.48 × 960,487.28
  4. Step 4: Simplify right side
    1,605,196.88x = 2,126,911,177,764.13
  5. Step 5: Solve for x
    x = 2,126,911,177,764.13/1,605,196.88
  6. Step 6: Final answer
    x = 1,325,015.77

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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.