Home / 3,996,393.50-5,515,154.26-2,185,557.50

Finding the Fourth Proportional to 3,996,393.50, 5,515,154.26 and 2,185,557.50

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Solution

The fourth proportional to 3,996,393.50, 5,515,154.26 and 2,185,557.50 is: 3,016,141.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996,393.50 : 5,515,154.26 = 2,185,557.50 : x
  2. Step 2: Convert to fraction form
    3,996,393.50/5,515,154.26 = 2,185,557.50/x
  3. Step 3: Cross multiply
    3,996,393.50x = 5,515,154.26 × 2,185,557.50
  4. Step 4: Simplify right side
    3,996,393.50x = 12,053,686,756,599.95
  5. Step 5: Solve for x
    x = 12,053,686,756,599.95/3,996,393.50
  6. Step 6: Final answer
    x = 3,016,141.12

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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.