Home / 2,018,119.73-2,782,742.67-1,649,452.79

Finding the Fourth Proportional to 2,018,119.73, 2,782,742.67 and 1,649,452.79

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Solution

The fourth proportional to 2,018,119.73, 2,782,742.67 and 1,649,452.79 is: 2,274,395.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,119.73 : 2,782,742.67 = 1,649,452.79 : x
  2. Step 2: Convert to fraction form
    2,018,119.73/2,782,742.67 = 1,649,452.79/x
  3. Step 3: Cross multiply
    2,018,119.73x = 2,782,742.67 × 1,649,452.79
  4. Step 4: Simplify right side
    2,018,119.73x = 4,590,002,646,969.84
  5. Step 5: Solve for x
    x = 4,590,002,646,969.84/2,018,119.73
  6. Step 6: Final answer
    x = 2,274,395.61

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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.