Home / 1,336,930.63-1,844,967.30-763,969.43

Finding the Fourth Proportional to 1,336,930.63, 1,844,967.30 and 763,969.43

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Solution

The fourth proportional to 1,336,930.63, 1,844,967.30 and 763,969.43 is: 1,054,279.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,930.63 : 1,844,967.30 = 763,969.43 : x
  2. Step 2: Convert to fraction form
    1,336,930.63/1,844,967.30 = 763,969.43/x
  3. Step 3: Cross multiply
    1,336,930.63x = 1,844,967.30 × 763,969.43
  4. Step 4: Simplify right side
    1,336,930.63x = 1,409,498,616,549.64
  5. Step 5: Solve for x
    x = 1,409,498,616,549.64/1,336,930.63
  6. Step 6: Final answer
    x = 1,054,279.55

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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.