Home / 3,333,409.71-5,000,078.10-809,064.96

Finding the Fourth Proportional to 3,333,409.71, 5,000,078.10 and 809,064.96

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Solution

The fourth proportional to 3,333,409.71, 5,000,078.10 and 809,064.96 is: 1,213,588.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,333,409.71 : 5,000,078.10 = 809,064.96 : x
  2. Step 2: Convert to fraction form
    3,333,409.71/5,000,078.10 = 809,064.96/x
  3. Step 3: Cross multiply
    3,333,409.71x = 5,000,078.10 × 809,064.96
  4. Step 4: Simplify right side
    3,333,409.71x = 4,045,387,991,007.37
  5. Step 5: Solve for x
    x = 4,045,387,991,007.37/3,333,409.71
  6. Step 6: Final answer
    x = 1,213,588.59

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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.