Home / 2,215,141.20-3,056,770.44-1,310,014.80

Finding the Fourth Proportional to 2,215,141.20, 3,056,770.44 and 1,310,014.80

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Solution

The fourth proportional to 2,215,141.20, 3,056,770.44 and 1,310,014.80 is: 1,807,746.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,215,141.20 : 3,056,770.44 = 1,310,014.80 : x
  2. Step 2: Convert to fraction form
    2,215,141.20/3,056,770.44 = 1,310,014.80/x
  3. Step 3: Cross multiply
    2,215,141.20x = 3,056,770.44 × 1,310,014.80
  4. Step 4: Simplify right side
    2,215,141.20x = 4,004,414,516,602.51
  5. Step 5: Solve for x
    x = 4,004,414,516,602.51/2,215,141.20
  6. Step 6: Final answer
    x = 1,807,746.85

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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.