Home / 1,082,137.52-1,493,828.08-646,708.48

Finding the Fourth Proportional to 1,082,137.52, 1,493,828.08 and 646,708.48

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Solution

The fourth proportional to 1,082,137.52, 1,493,828.08 and 646,708.48 is: 892,743.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,137.52 : 1,493,828.08 = 646,708.48 : x
  2. Step 2: Convert to fraction form
    1,082,137.52/1,493,828.08 = 646,708.48/x
  3. Step 3: Cross multiply
    1,082,137.52x = 1,493,828.08 × 646,708.48
  4. Step 4: Simplify right side
    1,082,137.52x = 966,071,286,998.12
  5. Step 5: Solve for x
    x = 966,071,286,998.12/1,082,137.52
  6. Step 6: Final answer
    x = 892,743.55

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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.