Home / 2,810,191.88-3,878,158.79-1,722,253.23

Finding the Fourth Proportional to 2,810,191.88, 3,878,158.79 and 1,722,253.23

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Solution

The fourth proportional to 2,810,191.88, 3,878,158.79 and 1,722,253.23 is: 2,376,767.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,191.88 : 3,878,158.79 = 1,722,253.23 : x
  2. Step 2: Convert to fraction form
    2,810,191.88/3,878,158.79 = 1,722,253.23/x
  3. Step 3: Cross multiply
    2,810,191.88x = 3,878,158.79 × 1,722,253.23
  4. Step 4: Simplify right side
    2,810,191.88x = 6,679,171,506,836.03
  5. Step 5: Solve for x
    x = 6,679,171,506,836.03/2,810,191.88
  6. Step 6: Final answer
    x = 2,376,767.06

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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.