Home / 2,419,619.67-3,631,951.68-1,072,728.15

Finding the Fourth Proportional to 2,419,619.67, 3,631,951.68 and 1,072,728.15

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Solution

The fourth proportional to 2,419,619.67, 3,631,951.68 and 1,072,728.15 is: 1,610,210.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419,619.67 : 3,631,951.68 = 1,072,728.15 : x
  2. Step 2: Convert to fraction form
    2,419,619.67/3,631,951.68 = 1,072,728.15/x
  3. Step 3: Cross multiply
    2,419,619.67x = 3,631,951.68 × 1,072,728.15
  4. Step 4: Simplify right side
    2,419,619.67x = 3,896,096,815,655.67
  5. Step 5: Solve for x
    x = 3,896,096,815,655.67/2,419,619.67
  6. Step 6: Final answer
    x = 1,610,210.43

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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.