Home / 2,912,469.46-4,019,226.54-1,623,391.60

Finding the Fourth Proportional to 2,912,469.46, 4,019,226.54 and 1,623,391.60

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Solution

The fourth proportional to 2,912,469.46, 4,019,226.54 and 1,623,391.60 is: 2,240,290.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,469.46 : 4,019,226.54 = 1,623,391.60 : x
  2. Step 2: Convert to fraction form
    2,912,469.46/4,019,226.54 = 1,623,391.60/x
  3. Step 3: Cross multiply
    2,912,469.46x = 4,019,226.54 × 1,623,391.60
  4. Step 4: Simplify right side
    2,912,469.46x = 6,524,778,603,533.07
  5. Step 5: Solve for x
    x = 6,524,778,603,533.07/2,912,469.46
  6. Step 6: Final answer
    x = 2,240,290.82

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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.