Home / 2,638,261.52-3,635,825.04-2,114,377.08

Finding the Fourth Proportional to 2,638,261.52, 3,635,825.04 and 2,114,377.08

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Solution

The fourth proportional to 2,638,261.52, 3,635,825.04 and 2,114,377.08 is: 2,913,852.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,638,261.52 : 3,635,825.04 = 2,114,377.08 : x
  2. Step 2: Convert to fraction form
    2,638,261.52/3,635,825.04 = 2,114,377.08/x
  3. Step 3: Cross multiply
    2,638,261.52x = 3,635,825.04 × 2,114,377.08
  4. Step 4: Simplify right side
    2,638,261.52x = 7,687,505,131,466.08
  5. Step 5: Solve for x
    x = 7,687,505,131,466.08/2,638,261.52
  6. Step 6: Final answer
    x = 2,913,852.58

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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.