Home / 1,055,958.57-1,458,425.61-715,836.33

Finding the Fourth Proportional to 1,055,958.57, 1,458,425.61 and 715,836.33

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Solution

The fourth proportional to 1,055,958.57, 1,458,425.61 and 715,836.33 is: 988,669.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,958.57 : 1,458,425.61 = 715,836.33 : x
  2. Step 2: Convert to fraction form
    1,055,958.57/1,458,425.61 = 715,836.33/x
  3. Step 3: Cross multiply
    1,055,958.57x = 1,458,425.61 × 715,836.33
  4. Step 4: Simplify right side
    1,055,958.57x = 1,043,994,036,240.41
  5. Step 5: Solve for x
    x = 1,043,994,036,240.41/1,055,958.57
  6. Step 6: Final answer
    x = 988,669.50

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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.