Home / 1,684,588.70-2,527,211.10-486,550.10

Finding the Fourth Proportional to 1,684,588.70, 2,527,211.10 and 486,550.10

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Solution

The fourth proportional to 1,684,588.70, 2,527,211.10 and 486,550.10 is: 729,919.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,588.70 : 2,527,211.10 = 486,550.10 : x
  2. Step 2: Convert to fraction form
    1,684,588.70/2,527,211.10 = 486,550.10/x
  3. Step 3: Cross multiply
    1,684,588.70x = 2,527,211.10 × 486,550.10
  4. Step 4: Simplify right side
    1,684,588.70x = 1,229,614,813,426.11
  5. Step 5: Solve for x
    x = 1,229,614,813,426.11/1,684,588.70
  6. Step 6: Final answer
    x = 729,919.90

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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.