Home / 1,147,495.41-1,719,668.48-726,016.77

Finding the Fourth Proportional to 1,147,495.41, 1,719,668.48 and 726,016.77

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Solution

The fourth proportional to 1,147,495.41, 1,719,668.48 and 726,016.77 is: 1,088,028.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,495.41 : 1,719,668.48 = 726,016.77 : x
  2. Step 2: Convert to fraction form
    1,147,495.41/1,719,668.48 = 726,016.77/x
  3. Step 3: Cross multiply
    1,147,495.41x = 1,719,668.48 × 726,016.77
  4. Step 4: Simplify right side
    1,147,495.41x = 1,248,508,151,690.33
  5. Step 5: Solve for x
    x = 1,248,508,151,690.33/1,147,495.41
  6. Step 6: Final answer
    x = 1,088,028.89

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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.