Home / 2,859,503.53-4,289,981.87-810,161.85

Finding the Fourth Proportional to 2,859,503.53, 4,289,981.87 and 810,161.85

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Solution

The fourth proportional to 2,859,503.53, 4,289,981.87 and 810,161.85 is: 1,215,448.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,503.53 : 4,289,981.87 = 810,161.85 : x
  2. Step 2: Convert to fraction form
    2,859,503.53/4,289,981.87 = 810,161.85/x
  3. Step 3: Cross multiply
    2,859,503.53x = 4,289,981.87 × 810,161.85
  4. Step 4: Simplify right side
    2,859,503.53x = 3,475,579,648,265.66
  5. Step 5: Solve for x
    x = 3,475,579,648,265.66/2,859,503.53
  6. Step 6: Final answer
    x = 1,215,448.63

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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.