Finding the Fourth Proportional to 1,514,965.68, 2,272,445.84 and 883,436.64
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Solution
The fourth proportional to 1,514,965.68, 2,272,445.84 and 883,436.64 is: 1,325,153.40
Step by Step Solution
- Step 1: Write the proportion equation
1,514,965.68 : 2,272,445.84 = 883,436.64 : x - Step 2: Convert to fraction form
1,514,965.68/2,272,445.84 = 883,436.64/x - Step 3: Cross multiply
1,514,965.68x = 2,272,445.84 × 883,436.64 - Step 4: Simplify right side
1,514,965.68x = 2,007,561,917,471.58 - Step 5: Solve for x
x = 2,007,561,917,471.58/1,514,965.68 - Step 6: Final answer
x = 1,325,153.40
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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.