Home / 1,296,016.60-1,944,608.10-455,171.80

Finding the Fourth Proportional to 1,296,016.60, 1,944,608.10 and 455,171.80

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Solution

The fourth proportional to 1,296,016.60, 1,944,608.10 and 455,171.80 is: 682,962.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,016.60 : 1,944,608.10 = 455,171.80 : x
  2. Step 2: Convert to fraction form
    1,296,016.60/1,944,608.10 = 455,171.80/x
  3. Step 3: Cross multiply
    1,296,016.60x = 1,944,608.10 × 455,171.80
  4. Step 4: Simplify right side
    1,296,016.60x = 885,130,769,171.58
  5. Step 5: Solve for x
    x = 885,130,769,171.58/1,296,016.60
  6. Step 6: Final answer
    x = 682,962.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.