Home / 3,990,722.60-5,986,083.90-3,567,708.20

Finding the Fourth Proportional to 3,990,722.60, 5,986,083.90 and 3,567,708.20

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Solution

The fourth proportional to 3,990,722.60, 5,986,083.90 and 3,567,708.20 is: 5,351,562.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,990,722.60 : 5,986,083.90 = 3,567,708.20 : x
  2. Step 2: Convert to fraction form
    3,990,722.60/5,986,083.90 = 3,567,708.20/x
  3. Step 3: Cross multiply
    3,990,722.60x = 5,986,083.90 × 3,567,708.20
  4. Step 4: Simplify right side
    3,990,722.60x = 21,356,600,615,917.98
  5. Step 5: Solve for x
    x = 21,356,600,615,917.98/3,990,722.60
  6. Step 6: Final answer
    x = 5,351,562.30

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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.