Home / 1,800,715.66-2,485,046.79-984,919.32

Finding the Fourth Proportional to 1,800,715.66, 2,485,046.79 and 984,919.32

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Solution

The fourth proportional to 1,800,715.66, 2,485,046.79 and 984,919.32 is: 1,359,221.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800,715.66 : 2,485,046.79 = 984,919.32 : x
  2. Step 2: Convert to fraction form
    1,800,715.66/2,485,046.79 = 984,919.32/x
  3. Step 3: Cross multiply
    1,800,715.66x = 2,485,046.79 × 984,919.32
  4. Step 4: Simplify right side
    1,800,715.66x = 2,447,570,594,574.98
  5. Step 5: Solve for x
    x = 2,447,570,594,574.98/1,800,715.66
  6. Step 6: Final answer
    x = 1,359,221.03

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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.