Home / 2,517,983.70-3,776,970.83-788,985.90

Finding the Fourth Proportional to 2,517,983.70, 3,776,970.83 and 788,985.90

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Solution

The fourth proportional to 2,517,983.70, 3,776,970.83 and 788,985.90 is: 1,183,477.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517,983.70 : 3,776,970.83 = 788,985.90 : x
  2. Step 2: Convert to fraction form
    2,517,983.70/3,776,970.83 = 788,985.90/x
  3. Step 3: Cross multiply
    2,517,983.70x = 3,776,970.83 × 788,985.90
  4. Step 4: Simplify right side
    2,517,983.70x = 2,979,976,725,636.37
  5. Step 5: Solve for x
    x = 2,979,976,725,636.37/2,517,983.70
  6. Step 6: Final answer
    x = 1,183,477.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.