Home / 6,343,729.20-9,515,593.80-1,856,005.20

Finding the Fourth Proportional to 6,343,729.20, 9,515,593.80 and 1,856,005.20

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Solution

The fourth proportional to 6,343,729.20, 9,515,593.80 and 1,856,005.20 is: 2,784,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343,729.20 : 9,515,593.80 = 1,856,005.20 : x
  2. Step 2: Convert to fraction form
    6,343,729.20/9,515,593.80 = 1,856,005.20/x
  3. Step 3: Cross multiply
    6,343,729.20x = 9,515,593.80 × 1,856,005.20
  4. Step 4: Simplify right side
    6,343,729.20x = 17,660,991,573,887.76
  5. Step 5: Solve for x
    x = 17,660,991,573,887.76/6,343,729.20
  6. Step 6: Final answer
    x = 2,784,007.80

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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.