Home / 1,801,491.20-2,700,710.68-789,846.51

Finding the Fourth Proportional to 1,801,491.20, 2,700,710.68 and 789,846.51

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Solution

The fourth proportional to 1,801,491.20, 2,700,710.68 and 789,846.51 is: 1,184,100.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801,491.20 : 2,700,710.68 = 789,846.51 : x
  2. Step 2: Convert to fraction form
    1,801,491.20/2,700,710.68 = 789,846.51/x
  3. Step 3: Cross multiply
    1,801,491.20x = 2,700,710.68 × 789,846.51
  4. Step 4: Simplify right side
    1,801,491.20x = 2,133,146,905,117.73
  5. Step 5: Solve for x
    x = 2,133,146,905,117.73/1,801,491.20
  6. Step 6: Final answer
    x = 1,184,100.65

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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.