Home / 4,150,889.40-6,230,999.70-3,208,438.20

Finding the Fourth Proportional to 4,150,889.40, 6,230,999.70 and 3,208,438.20

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Solution

The fourth proportional to 4,150,889.40, 6,230,999.70 and 3,208,438.20 is: 4,816,263.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,150,889.40 : 6,230,999.70 = 3,208,438.20 : x
  2. Step 2: Convert to fraction form
    4,150,889.40/6,230,999.70 = 3,208,438.20/x
  3. Step 3: Cross multiply
    4,150,889.40x = 6,230,999.70 × 3,208,438.20
  4. Step 4: Simplify right side
    4,150,889.40x = 19,991,777,461,668.54
  5. Step 5: Solve for x
    x = 19,991,777,461,668.54/4,150,889.40
  6. Step 6: Final answer
    x = 4,816,263.58

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1.5x scale

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.