Home / 1,335,369.18-2,001,654.09-493,383.90

Finding the Fourth Proportional to 1,335,369.18, 2,001,654.09 and 493,383.90

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Solution

The fourth proportional to 1,335,369.18, 2,001,654.09 and 493,383.90 is: 739,558.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,369.18 : 2,001,654.09 = 493,383.90 : x
  2. Step 2: Convert to fraction form
    1,335,369.18/2,001,654.09 = 493,383.90/x
  3. Step 3: Cross multiply
    1,335,369.18x = 2,001,654.09 × 493,383.90
  4. Step 4: Simplify right side
    1,335,369.18x = 987,583,901,375.15
  5. Step 5: Solve for x
    x = 987,583,901,375.15/1,335,369.18
  6. Step 6: Final answer
    x = 739,558.70

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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.