Home / 6,469,491.48-9,702,576.46-1,919,463.86

Finding the Fourth Proportional to 6,469,491.48, 9,702,576.46 and 1,919,463.86

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Solution

The fourth proportional to 6,469,491.48, 9,702,576.46 and 1,919,463.86 is: 2,878,703.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,469,491.48 : 9,702,576.46 = 1,919,463.86 : x
  2. Step 2: Convert to fraction form
    6,469,491.48/9,702,576.46 = 1,919,463.86/x
  3. Step 3: Cross multiply
    6,469,491.48x = 9,702,576.46 × 1,919,463.86
  4. Step 4: Simplify right side
    6,469,491.48x = 18,623,744,897,972.08
  5. Step 5: Solve for x
    x = 18,623,744,897,972.08/6,469,491.48
  6. Step 6: Final answer
    x = 2,878,703.06

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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.