Home / 2,220,425.21-3,064,015.77-1,253,650.93

Finding the Fourth Proportional to 2,220,425.21, 3,064,015.77 and 1,253,650.93

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Solution

The fourth proportional to 2,220,425.21, 3,064,015.77 and 1,253,650.93 is: 1,729,941.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,425.21 : 3,064,015.77 = 1,253,650.93 : x
  2. Step 2: Convert to fraction form
    2,220,425.21/3,064,015.77 = 1,253,650.93/x
  3. Step 3: Cross multiply
    2,220,425.21x = 3,064,015.77 × 1,253,650.93
  4. Step 4: Simplify right side
    2,220,425.21x = 3,841,206,219,595.17
  5. Step 5: Solve for x
    x = 3,841,206,219,595.17/2,220,425.21
  6. Step 6: Final answer
    x = 1,729,941.73

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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.