Home / 1,283,469.30-1,770,631.65-773,888.58

Finding the Fourth Proportional to 1,283,469.30, 1,770,631.65 and 773,888.58

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Solution

The fourth proportional to 1,283,469.30, 1,770,631.65 and 773,888.58 is: 1,067,631.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,469.30 : 1,770,631.65 = 773,888.58 : x
  2. Step 2: Convert to fraction form
    1,283,469.30/1,770,631.65 = 773,888.58/x
  3. Step 3: Cross multiply
    1,283,469.30x = 1,770,631.65 × 773,888.58
  4. Step 4: Simplify right side
    1,283,469.30x = 1,370,271,613,321.56
  5. Step 5: Solve for x
    x = 1,370,271,613,321.56/1,283,469.30
  6. Step 6: Final answer
    x = 1,067,631.00

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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.