Finding the Fourth Proportional to 3,655,122, 5,043,368.52 and 2,365,783.44
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Solution
The fourth proportional to 3,655,122, 5,043,368.52 and 2,365,783.44 is: 3,264,328.17
Step by Step Solution
- Step 1: Write the proportion equation
3,655,122 : 5,043,368.52 = 2,365,783.44 : x - Step 2: Convert to fraction form
3,655,122/5,043,368.52 = 2,365,783.44/x - Step 3: Cross multiply
3,655,122x = 5,043,368.52 × 2,365,783.44 - Step 4: Simplify right side
3,655,122x = 11,931,517,726,433.31 - Step 5: Solve for x
x = 11,931,517,726,433.31/3,655,122 - Step 6: Final answer
x = 3,264,328.17
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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.