Home / 4,329,709.40-6,493,033.20-1,489,160.90

Finding the Fourth Proportional to 4,329,709.40, 6,493,033.20 and 1,489,160.90

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Solution

The fourth proportional to 4,329,709.40, 6,493,033.20 and 1,489,160.90 is: 2,233,214.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,329,709.40 : 6,493,033.20 = 1,489,160.90 : x
  2. Step 2: Convert to fraction form
    4,329,709.40/6,493,033.20 = 1,489,160.90/x
  3. Step 3: Cross multiply
    4,329,709.40x = 6,493,033.20 × 1,489,160.90
  4. Step 4: Simplify right side
    4,329,709.40x = 9,669,171,163,841.88
  5. Step 5: Solve for x
    x = 9,669,171,163,841.88/4,329,709.40
  6. Step 6: Final answer
    x = 2,233,214.81

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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.