Home / 2,786,288.22-3,845,121.03-1,562,865.30

Finding the Fourth Proportional to 2,786,288.22, 3,845,121.03 and 1,562,865.30

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Solution

The fourth proportional to 2,786,288.22, 3,845,121.03 and 1,562,865.30 is: 2,156,778.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,786,288.22 : 3,845,121.03 = 1,562,865.30 : x
  2. Step 2: Convert to fraction form
    2,786,288.22/3,845,121.03 = 1,562,865.30/x
  3. Step 3: Cross multiply
    2,786,288.22x = 3,845,121.03 × 1,562,865.30
  4. Step 4: Simplify right side
    2,786,288.22x = 6,009,406,232,087.26
  5. Step 5: Solve for x
    x = 6,009,406,232,087.26/2,786,288.22
  6. Step 6: Final answer
    x = 2,156,778.39

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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.