Home / 1,055,933.58-1,458,391.12-715,811.34

Finding the Fourth Proportional to 1,055,933.58, 1,458,391.12 and 715,811.34

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Solution

The fourth proportional to 1,055,933.58, 1,458,391.12 and 715,811.34 is: 988,635.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,933.58 : 1,458,391.12 = 715,811.34 : x
  2. Step 2: Convert to fraction form
    1,055,933.58/1,458,391.12 = 715,811.34/x
  3. Step 3: Cross multiply
    1,055,933.58x = 1,458,391.12 × 715,811.34
  4. Step 4: Simplify right side
    1,055,933.58x = 1,043,932,901,851.30
  5. Step 5: Solve for x
    x = 1,043,932,901,851.30/1,055,933.58
  6. Step 6: Final answer
    x = 988,635.01

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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.