Home / 3,652,678.89-5,040,702.79-2,021,155.02

Finding the Fourth Proportional to 3,652,678.89, 5,040,702.79 and 2,021,155.02

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Solution

The fourth proportional to 3,652,678.89, 5,040,702.79 and 2,021,155.02 is: 2,789,197.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652,678.89 : 5,040,702.79 = 2,021,155.02 : x
  2. Step 2: Convert to fraction form
    3,652,678.89/5,040,702.79 = 2,021,155.02/x
  3. Step 3: Cross multiply
    3,652,678.89x = 5,040,702.79 × 2,021,155.02
  4. Step 4: Simplify right side
    3,652,678.89x = 10,188,041,743,283.62
  5. Step 5: Solve for x
    x = 10,188,041,743,283.62/3,652,678.89
  6. Step 6: Final answer
    x = 2,789,197.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.