Home / 4,857,875.70-7,286,813.55-1,491,645.30

Finding the Fourth Proportional to 4,857,875.70, 7,286,813.55 and 1,491,645.30

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Solution

The fourth proportional to 4,857,875.70, 7,286,813.55 and 1,491,645.30 is: 2,237,467.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857,875.70 : 7,286,813.55 = 1,491,645.30 : x
  2. Step 2: Convert to fraction form
    4,857,875.70/7,286,813.55 = 1,491,645.30/x
  3. Step 3: Cross multiply
    4,857,875.70x = 7,286,813.55 × 1,491,645.30
  4. Step 4: Simplify right side
    4,857,875.70x = 10,869,341,183,833.81
  5. Step 5: Solve for x
    x = 10,869,341,183,833.81/4,857,875.70
  6. Step 6: Final answer
    x = 2,237,467.95

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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.