Home / 5,314,310.62-7,972,731.36-1,720,078.18

Finding the Fourth Proportional to 5,314,310.62, 7,972,731.36 and 1,720,078.18

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Solution

The fourth proportional to 5,314,310.62, 7,972,731.36 and 1,720,078.18 is: 2,580,526.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,314,310.62 : 7,972,731.36 = 1,720,078.18 : x
  2. Step 2: Convert to fraction form
    5,314,310.62/7,972,731.36 = 1,720,078.18/x
  3. Step 3: Cross multiply
    5,314,310.62x = 7,972,731.36 × 1,720,078.18
  4. Step 4: Simplify right side
    5,314,310.62x = 13,713,721,247,337.72
  5. Step 5: Solve for x
    x = 13,713,721,247,337.72/5,314,310.62
  6. Step 6: Final answer
    x = 2,580,526.85

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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.