Home / 2,158,159.80-3,238,989.30-2,088,175.80

Finding the Fourth Proportional to 2,158,159.80, 3,238,989.30 and 2,088,175.80

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Solution

The fourth proportional to 2,158,159.80, 3,238,989.30 and 2,088,175.80 is: 3,133,956.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,159.80 : 3,238,989.30 = 2,088,175.80 : x
  2. Step 2: Convert to fraction form
    2,158,159.80/3,238,989.30 = 2,088,175.80/x
  3. Step 3: Cross multiply
    2,158,159.80x = 3,238,989.30 × 2,088,175.80
  4. Step 4: Simplify right side
    2,158,159.80x = 6,763,579,072,718.94
  5. Step 5: Solve for x
    x = 6,763,579,072,718.94/2,158,159.80
  6. Step 6: Final answer
    x = 3,133,956.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.