Home / 4,890,147.90-7,328,223.45-3,392,490.30

Finding the Fourth Proportional to 4,890,147.90, 7,328,223.45 and 3,392,490.30

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Solution

The fourth proportional to 4,890,147.90, 7,328,223.45 and 3,392,490.30 is: 5,083,880.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890,147.90 : 7,328,223.45 = 3,392,490.30 : x
  2. Step 2: Convert to fraction form
    4,890,147.90/7,328,223.45 = 3,392,490.30/x
  3. Step 3: Cross multiply
    4,890,147.90x = 7,328,223.45 × 3,392,490.30
  4. Step 4: Simplify right side
    4,890,147.90x = 24,860,926,970,357.54
  5. Step 5: Solve for x
    x = 24,860,926,970,357.54/4,890,147.90
  6. Step 6: Final answer
    x = 5,083,880.38

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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.