Home / 3,209,203.58-4,428,046.45-1,901,879.38

Finding the Fourth Proportional to 3,209,203.58, 4,428,046.45 and 1,901,879.38

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Solution

The fourth proportional to 3,209,203.58, 4,428,046.45 and 1,901,879.38 is: 2,624,205.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209,203.58 : 4,428,046.45 = 1,901,879.38 : x
  2. Step 2: Convert to fraction form
    3,209,203.58/4,428,046.45 = 1,901,879.38/x
  3. Step 3: Cross multiply
    3,209,203.58x = 4,428,046.45 × 1,901,879.38
  4. Step 4: Simplify right side
    3,209,203.58x = 8,421,610,236,937.20
  5. Step 5: Solve for x
    x = 8,421,610,236,937.20/3,209,203.58
  6. Step 6: Final answer
    x = 2,624,205.67

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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.