Home / 3,608,317.80-5,412,607.38-1,212,240.60

Finding the Fourth Proportional to 3,608,317.80, 5,412,607.38 and 1,212,240.60

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Solution

The fourth proportional to 3,608,317.80, 5,412,607.38 and 1,212,240.60 is: 1,818,404.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,317.80 : 5,412,607.38 = 1,212,240.60 : x
  2. Step 2: Convert to fraction form
    3,608,317.80/5,412,607.38 = 1,212,240.60/x
  3. Step 3: Cross multiply
    3,608,317.80x = 5,412,607.38 × 1,212,240.60
  4. Step 4: Simplify right side
    3,608,317.80x = 6,561,382,417,895.63
  5. Step 5: Solve for x
    x = 6,561,382,417,895.63/3,608,317.80
  6. Step 6: Final answer
    x = 1,818,404.80

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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.