Home / 2,090,996.82-2,885,625.36-1,173,293.87

Finding the Fourth Proportional to 2,090,996.82, 2,885,625.36 and 1,173,293.87

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Solution

The fourth proportional to 2,090,996.82, 2,885,625.36 and 1,173,293.87 is: 1,619,173.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090,996.82 : 2,885,625.36 = 1,173,293.87 : x
  2. Step 2: Convert to fraction form
    2,090,996.82/2,885,625.36 = 1,173,293.87/x
  3. Step 3: Cross multiply
    2,090,996.82x = 2,885,625.36 × 1,173,293.87
  4. Step 4: Simplify right side
    2,090,996.82x = 3,385,686,531,576.42
  5. Step 5: Solve for x
    x = 3,385,686,531,576.42/2,090,996.82
  6. Step 6: Final answer
    x = 1,619,173.45

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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.