Home / 4,160,697.40-6,241,391.70-1,320,729.40

Finding the Fourth Proportional to 4,160,697.40, 6,241,391.70 and 1,320,729.40

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Solution

The fourth proportional to 4,160,697.40, 6,241,391.70 and 1,320,729.40 is: 1,981,203.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160,697.40 : 6,241,391.70 = 1,320,729.40 : x
  2. Step 2: Convert to fraction form
    4,160,697.40/6,241,391.70 = 1,320,729.40/x
  3. Step 3: Cross multiply
    4,160,697.40x = 6,241,391.70 × 1,320,729.40
  4. Step 4: Simplify right side
    4,160,697.40x = 8,243,189,515,105.98
  5. Step 5: Solve for x
    x = 8,243,189,515,105.98/4,160,697.40
  6. Step 6: Final answer
    x = 1,981,203.80

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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.