Finding the Fourth Proportional to 3,883,316.12, 5,824,971.12 and 1,043,428.28
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Solution
The fourth proportional to 3,883,316.12, 5,824,971.12 and 1,043,428.28 is: 1,565,141.60
Step by Step Solution
- Step 1: Write the proportion equation
3,883,316.12 : 5,824,971.12 = 1,043,428.28 : x - Step 2: Convert to fraction form
3,883,316.12/5,824,971.12 = 1,043,428.28/x - Step 3: Cross multiply
3,883,316.12x = 5,824,971.12 × 1,043,428.28 - Step 4: Simplify right side
3,883,316.12x = 6,077,939,596,791.27 - Step 5: Solve for x
x = 6,077,939,596,791.27/3,883,316.12 - Step 6: Final answer
x = 1,565,141.60
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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.