Finding the Fourth Proportional to 3,404,497.20, 5,106,702.04 and 1,131,066.96
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Solution
The fourth proportional to 3,404,497.20, 5,106,702.04 and 1,131,066.96 is: 1,696,585.90
Step by Step Solution
- Step 1: Write the proportion equation
3,404,497.20 : 5,106,702.04 = 1,131,066.96 : x - Step 2: Convert to fraction form
3,404,497.20/5,106,702.04 = 1,131,066.96/x - Step 3: Cross multiply
3,404,497.20x = 5,106,702.04 × 1,131,066.96 - Step 4: Simplify right side
3,404,497.20x = 5,776,021,952,008.60 - Step 5: Solve for x
x = 5,776,021,952,008.60/3,404,497.20 - Step 6: Final answer
x = 1,696,585.90
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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.