Finding the Fourth Proportional to 3,431,773.97, 4,735,690.18 and 1,883,001.62
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Solution
The fourth proportional to 3,431,773.97, 4,735,690.18 and 1,883,001.62 is: 2,598,455.59
Step by Step Solution
- Step 1: Write the proportion equation
3,431,773.97 : 4,735,690.18 = 1,883,001.62 : x - Step 2: Convert to fraction form
3,431,773.97/4,735,690.18 = 1,883,001.62/x - Step 3: Cross multiply
3,431,773.97x = 4,735,690.18 × 1,883,001.62 - Step 4: Simplify right side
3,431,773.97x = 8,917,312,271,343.08 - Step 5: Solve for x
x = 8,917,312,271,343.08/3,431,773.97 - Step 6: Final answer
x = 2,598,455.59
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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.