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Finding the Fourth Proportional to 6,328,789.04, 9,493,243.08 and 1,536,520.40

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Solution

The fourth proportional to 6,328,789.04, 9,493,243.08 and 1,536,520.40 is: 2,304,795.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,328,789.04 : 9,493,243.08 = 1,536,520.40 : x
  2. Step 2: Convert to fraction form
    6,328,789.04/9,493,243.08 = 1,536,520.40/x
  3. Step 3: Cross multiply
    6,328,789.04x = 9,493,243.08 × 1,536,520.40
  4. Step 4: Simplify right side
    6,328,789.04x = 14,586,561,654,578.83
  5. Step 5: Solve for x
    x = 14,586,561,654,578.83/6,328,789.04
  6. Step 6: Final answer
    x = 2,304,795.05

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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.