Home / 1,531,745.73-2,114,092.53-887,165.73

Finding the Fourth Proportional to 1,531,745.73, 2,114,092.53 and 887,165.73

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Solution

The fourth proportional to 1,531,745.73, 2,114,092.53 and 887,165.73 is: 1,224,452.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,745.73 : 2,114,092.53 = 887,165.73 : x
  2. Step 2: Convert to fraction form
    1,531,745.73/2,114,092.53 = 887,165.73/x
  3. Step 3: Cross multiply
    1,531,745.73x = 2,114,092.53 × 887,165.73
  4. Step 4: Simplify right side
    1,531,745.73x = 1,875,550,442,665.00
  5. Step 5: Solve for x
    x = 1,875,550,442,665.00/1,531,745.73
  6. Step 6: Final answer
    x = 1,224,452.86

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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.