Finding the Fourth Proportional to 2,663,705.68, 3,675,824.19 and 1,684,171.96
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Solution
The fourth proportional to 2,663,705.68, 3,675,824.19 and 1,684,171.96 is: 2,324,100.62
Step by Step Solution
- Step 1: Write the proportion equation
2,663,705.68 : 3,675,824.19 = 1,684,171.96 : x - Step 2: Convert to fraction form
2,663,705.68/3,675,824.19 = 1,684,171.96/x - Step 3: Cross multiply
2,663,705.68x = 3,675,824.19 × 1,684,171.96 - Step 4: Simplify right side
2,663,705.68x = 6,190,720,012,308.59 - Step 5: Solve for x
x = 6,190,720,012,308.59/2,663,705.68 - Step 6: Final answer
x = 2,324,100.62
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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.