Home / 1,449,370.31-2,000,290.89-829,233.09

Finding the Fourth Proportional to 1,449,370.31, 2,000,290.89 and 829,233.09

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Solution

The fourth proportional to 1,449,370.31, 2,000,290.89 and 829,233.09 is: 1,144,433.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,370.31 : 2,000,290.89 = 829,233.09 : x
  2. Step 2: Convert to fraction form
    1,449,370.31/2,000,290.89 = 829,233.09/x
  3. Step 3: Cross multiply
    1,449,370.31x = 2,000,290.89 × 829,233.09
  4. Step 4: Simplify right side
    1,449,370.31x = 1,658,707,395,613.55
  5. Step 5: Solve for x
    x = 1,658,707,395,613.55/1,449,370.31
  6. Step 6: Final answer
    x = 1,144,433.13

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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.