Home / 5,394,634.40-8,090,914.80-1,608,240.80

Finding the Fourth Proportional to 5,394,634.40, 8,090,914.80 and 1,608,240.80

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Solution

The fourth proportional to 5,394,634.40, 8,090,914.80 and 1,608,240.80 is: 2,412,052.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394,634.40 : 8,090,914.80 = 1,608,240.80 : x
  2. Step 2: Convert to fraction form
    5,394,634.40/8,090,914.80 = 1,608,240.80/x
  3. Step 3: Cross multiply
    5,394,634.40x = 8,090,914.80 × 1,608,240.80
  4. Step 4: Simplify right side
    5,394,634.40x = 13,012,139,290,683.84
  5. Step 5: Solve for x
    x = 13,012,139,290,683.84/5,394,634.40
  6. Step 6: Final answer
    x = 2,412,052.11

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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.