Home / 2,490,983.72-3,722,827.12-1,818,481.16

Finding the Fourth Proportional to 2,490,983.72, 3,722,827.12 and 1,818,481.16

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Solution

The fourth proportional to 2,490,983.72, 3,722,827.12 and 1,818,481.16 is: 2,717,758.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,490,983.72 : 3,722,827.12 = 1,818,481.16 : x
  2. Step 2: Convert to fraction form
    2,490,983.72/3,722,827.12 = 1,818,481.16/x
  3. Step 3: Cross multiply
    2,490,983.72x = 3,722,827.12 × 1,818,481.16
  4. Step 4: Simplify right side
    2,490,983.72x = 6,769,890,979,657.06
  5. Step 5: Solve for x
    x = 6,769,890,979,657.06/2,490,983.72
  6. Step 6: Final answer
    x = 2,717,758.02

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.