Finding the Fourth Proportional to 2,684,865.62, 4,021,983.99 and 2,348,286.32
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Solution
The fourth proportional to 2,684,865.62, 4,021,983.99 and 2,348,286.32 is: 3,517,781.27
Step by Step Solution
- Step 1: Write the proportion equation
2,684,865.62 : 4,021,983.99 = 2,348,286.32 : x - Step 2: Convert to fraction form
2,684,865.62/4,021,983.99 = 2,348,286.32/x - Step 3: Cross multiply
2,684,865.62x = 4,021,983.99 × 2,348,286.32 - Step 4: Simplify right side
2,684,865.62x = 9,444,769,994,454.12 - Step 5: Solve for x
x = 9,444,769,994,454.12/2,684,865.62 - Step 6: Final answer
x = 3,517,781.27
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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.