Finding the Fourth Proportional to 4,331,363.15, 5,977,815.32 and 2,471,236.58
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Solution
The fourth proportional to 4,331,363.15, 5,977,815.32 and 2,471,236.58 is: 3,410,611.25
Step by Step Solution
- Step 1: Write the proportion equation
4,331,363.15 : 5,977,815.32 = 2,471,236.58 : x - Step 2: Convert to fraction form
4,331,363.15/5,977,815.32 = 2,471,236.58/x - Step 3: Cross multiply
4,331,363.15x = 5,977,815.32 × 2,471,236.58 - Step 4: Simplify right side
4,331,363.15x = 14,772,595,887,268.41 - Step 5: Solve for x
x = 14,772,595,887,268.41/4,331,363.15 - Step 6: Final answer
x = 3,410,611.25
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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.