Home / 3,818,929.78-5,268,833.33-2,164,899.56

Finding the Fourth Proportional to 3,818,929.78, 5,268,833.33 and 2,164,899.56

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Solution

The fourth proportional to 3,818,929.78, 5,268,833.33 and 2,164,899.56 is: 2,986,830.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818,929.78 : 5,268,833.33 = 2,164,899.56 : x
  2. Step 2: Convert to fraction form
    3,818,929.78/5,268,833.33 = 2,164,899.56/x
  3. Step 3: Cross multiply
    3,818,929.78x = 5,268,833.33 × 2,164,899.56
  4. Step 4: Simplify right side
    3,818,929.78x = 11,406,494,920,661.67
  5. Step 5: Solve for x
    x = 11,406,494,920,661.67/3,818,929.78
  6. Step 6: Final answer
    x = 2,986,830.23

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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.