Home / 1,800,812.07-2,485,027.89-984,856.95

Finding the Fourth Proportional to 1,800,812.07, 2,485,027.89 and 984,856.95

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Solution

The fourth proportional to 1,800,812.07, 2,485,027.89 and 984,856.95 is: 1,359,051.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800,812.07 : 2,485,027.89 = 984,856.95 : x
  2. Step 2: Convert to fraction form
    1,800,812.07/2,485,027.89 = 984,856.95/x
  3. Step 3: Cross multiply
    1,800,812.07x = 2,485,027.89 × 984,856.95
  4. Step 4: Simplify right side
    1,800,812.07x = 2,447,396,988,410.34
  5. Step 5: Solve for x
    x = 2,447,396,988,410.34/1,800,812.07
  6. Step 6: Final answer
    x = 1,359,051.86

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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.