Home / 1,413,986.63-1,951,285.14-769,395.71

Finding the Fourth Proportional to 1,413,986.63, 1,951,285.14 and 769,395.71

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Solution

The fourth proportional to 1,413,986.63, 1,951,285.14 and 769,395.71 is: 1,061,757.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,986.63 : 1,951,285.14 = 769,395.71 : x
  2. Step 2: Convert to fraction form
    1,413,986.63/1,951,285.14 = 769,395.71/x
  3. Step 3: Cross multiply
    1,413,986.63x = 1,951,285.14 × 769,395.71
  4. Step 4: Simplify right side
    1,413,986.63x = 1,501,310,420,580.96
  5. Step 5: Solve for x
    x = 1,501,310,420,580.96/1,413,986.63
  6. Step 6: Final answer
    x = 1,061,757.16

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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.