Home / 1,336,756.28-1,844,238.96-878,117.81

Finding the Fourth Proportional to 1,336,756.28, 1,844,238.96 and 878,117.81

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Solution

The fourth proportional to 1,336,756.28, 1,844,238.96 and 878,117.81 is: 1,211,484.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,756.28 : 1,844,238.96 = 878,117.81 : x
  2. Step 2: Convert to fraction form
    1,336,756.28/1,844,238.96 = 878,117.81/x
  3. Step 3: Cross multiply
    1,336,756.28x = 1,844,238.96 × 878,117.81
  4. Step 4: Simplify right side
    1,336,756.28x = 1,619,459,067,450.68
  5. Step 5: Solve for x
    x = 1,619,459,067,450.68/1,336,756.28
  6. Step 6: Final answer
    x = 1,211,484.17

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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.