Home / 4,261,985.72-6,393,034-1,422,097.88

Finding the Fourth Proportional to 4,261,985.72, 6,393,034 and 1,422,097.88

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Solution

The fourth proportional to 4,261,985.72, 6,393,034 and 1,422,097.88 is: 2,133,165.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,261,985.72 : 6,393,034 = 1,422,097.88 : x
  2. Step 2: Convert to fraction form
    4,261,985.72/6,393,034 = 1,422,097.88/x
  3. Step 3: Cross multiply
    4,261,985.72x = 6,393,034 × 1,422,097.88
  4. Step 4: Simplify right side
    4,261,985.72x = 9,091,520,098,167.92
  5. Step 5: Solve for x
    x = 9,091,520,098,167.92/4,261,985.72
  6. Step 6: Final answer
    x = 2,133,165.31

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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.