Home / 2,740,063.99-4,109,649.55-919,234.77

Finding the Fourth Proportional to 2,740,063.99, 4,109,649.55 and 919,234.77

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Solution

The fourth proportional to 2,740,063.99, 4,109,649.55 and 919,234.77 is: 1,378,702.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740,063.99 : 4,109,649.55 = 919,234.77 : x
  2. Step 2: Convert to fraction form
    2,740,063.99/4,109,649.55 = 919,234.77/x
  3. Step 3: Cross multiply
    2,740,063.99x = 4,109,649.55 × 919,234.77
  4. Step 4: Simplify right side
    2,740,063.99x = 3,777,732,758,874.85
  5. Step 5: Solve for x
    x = 3,777,732,758,874.85/2,740,063.99
  6. Step 6: Final answer
    x = 1,378,702.39

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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.