Home / 1,198,262.31-1,653,613.25-681,990.89

Finding the Fourth Proportional to 1,198,262.31, 1,653,613.25 and 681,990.89

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Solution

The fourth proportional to 1,198,262.31, 1,653,613.25 and 681,990.89 is: 941,153.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,262.31 : 1,653,613.25 = 681,990.89 : x
  2. Step 2: Convert to fraction form
    1,198,262.31/1,653,613.25 = 681,990.89/x
  3. Step 3: Cross multiply
    1,198,262.31x = 1,653,613.25 × 681,990.89
  4. Step 4: Simplify right side
    1,198,262.31x = 1,127,749,175,461.14
  5. Step 5: Solve for x
    x = 1,127,749,175,461.14/1,198,262.31
  6. Step 6: Final answer
    x = 941,153.84

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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.