Finding the Fourth Proportional to 2,640,233.96, 3,959,716.62 and 1,218,924.62
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Solution
The fourth proportional to 2,640,233.96, 3,959,716.62 and 1,218,924.62 is: 1,828,094.08
Step by Step Solution
- Step 1: Write the proportion equation
2,640,233.96 : 3,959,716.62 = 1,218,924.62 : x - Step 2: Convert to fraction form
2,640,233.96/3,959,716.62 = 1,218,924.62/x - Step 3: Cross multiply
2,640,233.96x = 3,959,716.62 × 1,218,924.62 - Step 4: Simplify right side
2,640,233.96x = 4,826,596,076,341.18 - Step 5: Solve for x
x = 4,826,596,076,341.18/2,640,233.96 - Step 6: Final answer
x = 1,828,094.08
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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.