Home / 3,996,394.50-5,515,155.63-2,185,558.50

Finding the Fourth Proportional to 3,996,394.50, 5,515,155.63 and 2,185,558.50

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Solution

The fourth proportional to 3,996,394.50, 5,515,155.63 and 2,185,558.50 is: 3,016,142.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996,394.50 : 5,515,155.63 = 2,185,558.50 : x
  2. Step 2: Convert to fraction form
    3,996,394.50/5,515,155.63 = 2,185,558.50/x
  3. Step 3: Cross multiply
    3,996,394.50x = 5,515,155.63 × 2,185,558.50
  4. Step 4: Simplify right side
    3,996,394.50x = 12,053,695,265,969.36
  5. Step 5: Solve for x
    x = 12,053,695,265,969.36/3,996,394.50
  6. Step 6: Final answer
    x = 3,016,142.49

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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.