Home / 1,542,536.67-2,128,673.92-854,194.89

Finding the Fourth Proportional to 1,542,536.67, 2,128,673.92 and 854,194.89

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Solution

The fourth proportional to 1,542,536.67, 2,128,673.92 and 854,194.89 is: 1,178,774.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,536.67 : 2,128,673.92 = 854,194.89 : x
  2. Step 2: Convert to fraction form
    1,542,536.67/2,128,673.92 = 854,194.89/x
  3. Step 3: Cross multiply
    1,542,536.67x = 2,128,673.92 × 854,194.89
  4. Step 4: Simplify right side
    1,542,536.67x = 1,818,302,384,940.27
  5. Step 5: Solve for x
    x = 1,818,302,384,940.27/1,542,536.67
  6. Step 6: Final answer
    x = 1,178,774.17

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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.