Home / 1,918,174.84-2,873,569.47-1,198,797.64

Finding the Fourth Proportional to 1,918,174.84, 2,873,569.47 and 1,198,797.64

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Solution

The fourth proportional to 1,918,174.84, 2,873,569.47 and 1,198,797.64 is: 1,795,888.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,174.84 : 2,873,569.47 = 1,198,797.64 : x
  2. Step 2: Convert to fraction form
    1,918,174.84/2,873,569.47 = 1,198,797.64/x
  3. Step 3: Cross multiply
    1,918,174.84x = 2,873,569.47 × 1,198,797.64
  4. Step 4: Simplify right side
    1,918,174.84x = 3,444,828,299,012.05
  5. Step 5: Solve for x
    x = 3,444,828,299,012.05/1,918,174.84
  6. Step 6: Final answer
    x = 1,795,888.58

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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.