Home / 3,692,913.88-5,097,071.48-2,165,513.08

Finding the Fourth Proportional to 3,692,913.88, 5,097,071.48 and 2,165,513.08

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Solution

The fourth proportional to 3,692,913.88, 5,097,071.48 and 2,165,513.08 is: 2,988,906.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,692,913.88 : 5,097,071.48 = 2,165,513.08 : x
  2. Step 2: Convert to fraction form
    3,692,913.88/5,097,071.48 = 2,165,513.08/x
  3. Step 3: Cross multiply
    3,692,913.88x = 5,097,071.48 × 2,165,513.08
  4. Step 4: Simplify right side
    3,692,913.88x = 11,037,774,959,634.96
  5. Step 5: Solve for x
    x = 11,037,774,959,634.96/3,692,913.88
  6. Step 6: Final answer
    x = 2,988,906.68

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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.