Home / 3,830,090.88-5,285,560.96-2,111,272.80

Finding the Fourth Proportional to 3,830,090.88, 5,285,560.96 and 2,111,272.80

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Solution

The fourth proportional to 3,830,090.88, 5,285,560.96 and 2,111,272.80 is: 2,913,576.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,090.88 : 5,285,560.96 = 2,111,272.80 : x
  2. Step 2: Convert to fraction form
    3,830,090.88/5,285,560.96 = 2,111,272.80/x
  3. Step 3: Cross multiply
    3,830,090.88x = 5,285,560.96 × 2,111,272.80
  4. Step 4: Simplify right side
    3,830,090.88x = 11,159,261,087,589.89
  5. Step 5: Solve for x
    x = 11,159,261,087,589.89/3,830,090.88
  6. Step 6: Final answer
    x = 2,913,576.06

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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.