Finding the Fourth Proportional to 2,940,268.68, 4,432,219.16 and 2,684,865.96
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Solution
The fourth proportional to 2,940,268.68, 4,432,219.16 and 2,684,865.96 is: 4,047,220.04
Step by Step Solution
- Step 1: Write the proportion equation
2,940,268.68 : 4,432,219.16 = 2,684,865.96 : x - Step 2: Convert to fraction form
2,940,268.68/4,432,219.16 = 2,684,865.96/x - Step 3: Cross multiply
2,940,268.68x = 4,432,219.16 × 2,684,865.96 - Step 4: Simplify right side
2,940,268.68x = 11,899,914,336,519.46 - Step 5: Solve for x
x = 11,899,914,336,519.46/2,940,268.68 - Step 6: Final answer
x = 4,047,220.04
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.