Home / 3,860,072.88-5,790,158.60-1,020,160.50

Finding the Fourth Proportional to 3,860,072.88, 5,790,158.60 and 1,020,160.50

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Solution

The fourth proportional to 3,860,072.88, 5,790,158.60 and 1,020,160.50 is: 1,530,253.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860,072.88 : 5,790,158.60 = 1,020,160.50 : x
  2. Step 2: Convert to fraction form
    3,860,072.88/5,790,158.60 = 1,020,160.50/x
  3. Step 3: Cross multiply
    3,860,072.88x = 5,790,158.60 × 1,020,160.50
  4. Step 4: Simplify right side
    3,860,072.88x = 5,906,891,092,455.30
  5. Step 5: Solve for x
    x = 5,906,891,092,455.30/3,860,072.88
  6. Step 6: Final answer
    x = 1,530,253.77

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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.