Home / 2,228,656.77-3,075,514.79-1,261,761.93

Finding the Fourth Proportional to 2,228,656.77, 3,075,514.79 and 1,261,761.93

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Solution

The fourth proportional to 2,228,656.77, 3,075,514.79 and 1,261,761.93 is: 1,741,213.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228,656.77 : 3,075,514.79 = 1,261,761.93 : x
  2. Step 2: Convert to fraction form
    2,228,656.77/3,075,514.79 = 1,261,761.93/x
  3. Step 3: Cross multiply
    2,228,656.77x = 3,075,514.79 × 1,261,761.93
  4. Step 4: Simplify right side
    2,228,656.77x = 3,880,567,470,865.14
  5. Step 5: Solve for x
    x = 3,880,567,470,865.14/2,228,656.77
  6. Step 6: Final answer
    x = 1,741,213.60

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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.