Home / 6,440,991.60-9,661,481.19-1,648,673.22

Finding the Fourth Proportional to 6,440,991.60, 9,661,481.19 and 1,648,673.22

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Solution

The fourth proportional to 6,440,991.60, 9,661,481.19 and 1,648,673.22 is: 2,473,008.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,440,991.60 : 9,661,481.19 = 1,648,673.22 : x
  2. Step 2: Convert to fraction form
    6,440,991.60/9,661,481.19 = 1,648,673.22/x
  3. Step 3: Cross multiply
    6,440,991.60x = 9,661,481.19 × 1,648,673.22
  4. Step 4: Simplify right side
    6,440,991.60x = 15,928,625,303,486.73
  5. Step 5: Solve for x
    x = 15,928,625,303,486.73/6,440,991.60
  6. Step 6: Final answer
    x = 2,473,008.24

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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.