Home / 2,810,103.63-3,878,036.94-1,722,165

Finding the Fourth Proportional to 2,810,103.63, 3,878,036.94 and 1,722,165

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Solution

The fourth proportional to 2,810,103.63, 3,878,036.94 and 1,722,165 is: 2,376,645.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,103.63 : 3,878,036.94 = 1,722,165 : x
  2. Step 2: Convert to fraction form
    2,810,103.63/3,878,036.94 = 1,722,165/x
  3. Step 3: Cross multiply
    2,810,103.63x = 3,878,036.94 × 1,722,165
  4. Step 4: Simplify right side
    2,810,103.63x = 6,678,619,486,775.10
  5. Step 5: Solve for x
    x = 6,678,619,486,775.10/2,810,103.63
  6. Step 6: Final answer
    x = 2,376,645.27

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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.