Home / 3,836,783.16-5,294,742.30-2,117,888.64

Finding the Fourth Proportional to 3,836,783.16, 5,294,742.30 and 2,117,888.64

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Solution

The fourth proportional to 3,836,783.16, 5,294,742.30 and 2,117,888.64 is: 2,922,676.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,783.16 : 5,294,742.30 = 2,117,888.64 : x
  2. Step 2: Convert to fraction form
    3,836,783.16/5,294,742.30 = 2,117,888.64/x
  3. Step 3: Cross multiply
    3,836,783.16x = 5,294,742.30 × 2,117,888.64
  4. Step 4: Simplify right side
    3,836,783.16x = 11,213,674,568,897.47
  5. Step 5: Solve for x
    x = 11,213,674,568,897.47/3,836,783.16
  6. Step 6: Final answer
    x = 2,922,676.13

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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.