Home / 2,810,083.29-3,878,008.83-1,722,144.66

Finding the Fourth Proportional to 2,810,083.29, 3,878,008.83 and 1,722,144.66

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Solution

The fourth proportional to 2,810,083.29, 3,878,008.83 and 1,722,144.66 is: 2,376,617.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,083.29 : 3,878,008.83 = 1,722,144.66 : x
  2. Step 2: Convert to fraction form
    2,810,083.29/3,878,008.83 = 1,722,144.66/x
  3. Step 3: Cross multiply
    2,810,083.29x = 3,878,008.83 × 1,722,144.66
  4. Step 4: Simplify right side
    2,810,083.29x = 6,678,492,198,017.35
  5. Step 5: Solve for x
    x = 6,678,492,198,017.35/2,810,083.29
  6. Step 6: Final answer
    x = 2,376,617.17

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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.