Home / 3,836,509.59-5,294,006.43-2,117,519.39

Finding the Fourth Proportional to 3,836,509.59, 5,294,006.43 and 2,117,519.39

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Solution

The fourth proportional to 3,836,509.59, 5,294,006.43 and 2,117,519.39 is: 2,921,968.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836,509.59 : 5,294,006.43 = 2,117,519.39 : x
  2. Step 2: Convert to fraction form
    3,836,509.59/5,294,006.43 = 2,117,519.39/x
  3. Step 3: Cross multiply
    3,836,509.59x = 5,294,006.43 × 2,117,519.39
  4. Step 4: Simplify right side
    3,836,509.59x = 11,210,161,262,670.12
  5. Step 5: Solve for x
    x = 11,210,161,262,670.12/3,836,509.59
  6. Step 6: Final answer
    x = 2,921,968.78

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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.