Home / 1,100,460.58-1,518,076.66-718,710.82

Finding the Fourth Proportional to 1,100,460.58, 1,518,076.66 and 718,710.82

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Solution

The fourth proportional to 1,100,460.58, 1,518,076.66 and 718,710.82 is: 991,455.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,460.58 : 1,518,076.66 = 718,710.82 : x
  2. Step 2: Convert to fraction form
    1,100,460.58/1,518,076.66 = 718,710.82/x
  3. Step 3: Cross multiply
    1,100,460.58x = 1,518,076.66 × 718,710.82
  4. Step 4: Simplify right side
    1,100,460.58x = 1,091,058,121,131.46
  5. Step 5: Solve for x
    x = 1,091,058,121,131.46/1,100,460.58
  6. Step 6: Final answer
    x = 991,455.89

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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.