Home / 1,839,843.19-2,759,570.65-492,141.79

Finding the Fourth Proportional to 1,839,843.19, 2,759,570.65 and 492,141.79

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Solution

The fourth proportional to 1,839,843.19, 2,759,570.65 and 492,141.79 is: 738,160.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,843.19 : 2,759,570.65 = 492,141.79 : x
  2. Step 2: Convert to fraction form
    1,839,843.19/2,759,570.65 = 492,141.79/x
  3. Step 3: Cross multiply
    1,839,843.19x = 2,759,570.65 × 492,141.79
  4. Step 4: Simplify right side
    1,839,843.19x = 1,358,100,039,322.46
  5. Step 5: Solve for x
    x = 1,358,100,039,322.46/1,839,843.19
  6. Step 6: Final answer
    x = 738,160.76

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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.