Home / 2,777,568.45-3,831,501.16-1,615,884.21

Finding the Fourth Proportional to 2,777,568.45, 3,831,501.16 and 1,615,884.21

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Solution

The fourth proportional to 2,777,568.45, 3,831,501.16 and 1,615,884.21 is: 2,229,022.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,568.45 : 3,831,501.16 = 1,615,884.21 : x
  2. Step 2: Convert to fraction form
    2,777,568.45/3,831,501.16 = 1,615,884.21/x
  3. Step 3: Cross multiply
    2,777,568.45x = 3,831,501.16 × 1,615,884.21
  4. Step 4: Simplify right side
    2,777,568.45x = 6,191,262,225,040.68
  5. Step 5: Solve for x
    x = 6,191,262,225,040.68/2,777,568.45
  6. Step 6: Final answer
    x = 2,229,022.38

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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.