Home / 3,612,674.48-4,985,559.22-1,980,984.54

Finding the Fourth Proportional to 3,612,674.48, 4,985,559.22 and 1,980,984.54

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Solution

The fourth proportional to 3,612,674.48, 4,985,559.22 and 1,980,984.54 is: 2,733,796.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612,674.48 : 4,985,559.22 = 1,980,984.54 : x
  2. Step 2: Convert to fraction form
    3,612,674.48/4,985,559.22 = 1,980,984.54/x
  3. Step 3: Cross multiply
    3,612,674.48x = 4,985,559.22 × 1,980,984.54
  4. Step 4: Simplify right side
    3,612,674.48x = 9,876,315,738,074.46
  5. Step 5: Solve for x
    x = 9,876,315,738,074.46/3,612,674.48
  6. Step 6: Final answer
    x = 2,733,796.19

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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.