Home / 1,192,119.21-1,645,074.42-675,907.83

Finding the Fourth Proportional to 1,192,119.21, 1,645,074.42 and 675,907.83

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Solution

The fourth proportional to 1,192,119.21, 1,645,074.42 and 675,907.83 is: 932,724.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,119.21 : 1,645,074.42 = 675,907.83 : x
  2. Step 2: Convert to fraction form
    1,192,119.21/1,645,074.42 = 675,907.83/x
  3. Step 3: Cross multiply
    1,192,119.21x = 1,645,074.42 × 675,907.83
  4. Step 4: Simplify right side
    1,192,119.21x = 1,111,918,681,410.71
  5. Step 5: Solve for x
    x = 1,111,918,681,410.71/1,192,119.21
  6. Step 6: Final answer
    x = 932,724.41

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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.