Home / 2,065,313.58-3,099,183.95-867,143.76

Finding the Fourth Proportional to 2,065,313.58, 3,099,183.95 and 867,143.76

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Solution

The fourth proportional to 2,065,313.58, 3,099,183.95 and 867,143.76 is: 1,301,225.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,065,313.58 : 3,099,183.95 = 867,143.76 : x
  2. Step 2: Convert to fraction form
    2,065,313.58/3,099,183.95 = 867,143.76/x
  3. Step 3: Cross multiply
    2,065,313.58x = 3,099,183.95 × 867,143.76
  4. Step 4: Simplify right side
    2,065,313.58x = 2,687,438,018,998.93
  5. Step 5: Solve for x
    x = 2,687,438,018,998.93/2,065,313.58
  6. Step 6: Final answer
    x = 1,301,225.17

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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.