Home / 2,016,039.21-2,782,132.86-1,110,621.21

Finding the Fourth Proportional to 2,016,039.21, 2,782,132.86 and 1,110,621.21

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Solution

The fourth proportional to 2,016,039.21, 2,782,132.86 and 1,110,621.21 is: 1,532,656.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,039.21 : 2,782,132.86 = 1,110,621.21 : x
  2. Step 2: Convert to fraction form
    2,016,039.21/2,782,132.86 = 1,110,621.21/x
  3. Step 3: Cross multiply
    2,016,039.21x = 2,782,132.86 × 1,110,621.21
  4. Step 4: Simplify right side
    2,016,039.21x = 3,089,895,763,353.96
  5. Step 5: Solve for x
    x = 3,089,895,763,353.96/2,016,039.21
  6. Step 6: Final answer
    x = 1,532,656.58

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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.