Home / 1,453,756.41-2,006,183.90-809,162.76

Finding the Fourth Proportional to 1,453,756.41, 2,006,183.90 and 809,162.76

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Solution

The fourth proportional to 1,453,756.41, 2,006,183.90 and 809,162.76 is: 1,116,644.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,756.41 : 2,006,183.90 = 809,162.76 : x
  2. Step 2: Convert to fraction form
    1,453,756.41/2,006,183.90 = 809,162.76/x
  3. Step 3: Cross multiply
    1,453,756.41x = 2,006,183.90 × 809,162.76
  4. Step 4: Simplify right side
    1,453,756.41x = 1,623,329,311,137.66
  5. Step 5: Solve for x
    x = 1,623,329,311,137.66/1,453,756.41
  6. Step 6: Final answer
    x = 1,116,644.65

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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.