Home / 3,040,868.54-4,196,400.24-1,664,211.47

Finding the Fourth Proportional to 3,040,868.54, 4,196,400.24 and 1,664,211.47

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Solution

The fourth proportional to 3,040,868.54, 4,196,400.24 and 1,664,211.47 is: 2,296,612.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040,868.54 : 4,196,400.24 = 1,664,211.47 : x
  2. Step 2: Convert to fraction form
    3,040,868.54/4,196,400.24 = 1,664,211.47/x
  3. Step 3: Cross multiply
    3,040,868.54x = 4,196,400.24 × 1,664,211.47
  4. Step 4: Simplify right side
    3,040,868.54x = 6,983,697,391,136.75
  5. Step 5: Solve for x
    x = 6,983,697,391,136.75/3,040,868.54
  6. Step 6: Final answer
    x = 2,296,612.73

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1.5x scale

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.