Home / 2,488,309.53-3,433,648.23-1,385,657.62

Finding the Fourth Proportional to 2,488,309.53, 3,433,648.23 and 1,385,657.62

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Solution

The fourth proportional to 2,488,309.53, 3,433,648.23 and 1,385,657.62 is: 1,912,085.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488,309.53 : 3,433,648.23 = 1,385,657.62 : x
  2. Step 2: Convert to fraction form
    2,488,309.53/3,433,648.23 = 1,385,657.62/x
  3. Step 3: Cross multiply
    2,488,309.53x = 3,433,648.23 × 1,385,657.62
  4. Step 4: Simplify right side
    2,488,309.53x = 4,757,860,821,817.73
  5. Step 5: Solve for x
    x = 4,757,860,821,817.73/2,488,309.53
  6. Step 6: Final answer
    x = 1,912,085.60

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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.