Home / 1,801,490.20-2,700,709.18-789,845.51

Finding the Fourth Proportional to 1,801,490.20, 2,700,709.18 and 789,845.51

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Solution

The fourth proportional to 1,801,490.20, 2,700,709.18 and 789,845.51 is: 1,184,099.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801,490.20 : 2,700,709.18 = 789,845.51 : x
  2. Step 2: Convert to fraction form
    1,801,490.20/2,700,709.18 = 789,845.51/x
  3. Step 3: Cross multiply
    1,801,490.20x = 2,700,709.18 × 789,845.51
  4. Step 4: Simplify right side
    1,801,490.20x = 2,133,143,024,415.94
  5. Step 5: Solve for x
    x = 2,133,143,024,415.94/1,801,490.20
  6. Step 6: Final answer
    x = 1,184,099.16

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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.