Home / 2,131,666.56-3,199,714.56-1,426,621.44

Finding the Fourth Proportional to 2,131,666.56, 3,199,714.56 and 1,426,621.44

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Solution

The fourth proportional to 2,131,666.56, 3,199,714.56 and 1,426,621.44 is: 2,141,414.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,666.56 : 3,199,714.56 = 1,426,621.44 : x
  2. Step 2: Convert to fraction form
    2,131,666.56/3,199,714.56 = 1,426,621.44/x
  3. Step 3: Cross multiply
    2,131,666.56x = 3,199,714.56 × 1,426,621.44
  4. Step 4: Simplify right side
    2,131,666.56x = 4,564,781,393,176.17
  5. Step 5: Solve for x
    x = 4,564,781,393,176.17/2,131,666.56
  6. Step 6: Final answer
    x = 2,141,414.37

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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.