Finding the Fourth Proportional to 1,368,344.52, 1,888,305.51 and 756,523.98
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Solution
The fourth proportional to 1,368,344.52, 1,888,305.51 and 756,523.98 is: 1,043,997.60
Step by Step Solution
- Step 1: Write the proportion equation
1,368,344.52 : 1,888,305.51 = 756,523.98 : x - Step 2: Convert to fraction form
1,368,344.52/1,888,305.51 = 756,523.98/x - Step 3: Cross multiply
1,368,344.52x = 1,888,305.51 × 756,523.98 - Step 4: Simplify right side
1,368,344.52x = 1,428,548,399,881.13 - Step 5: Solve for x
x = 1,428,548,399,881.13/1,368,344.52 - Step 6: Final answer
x = 1,043,997.60
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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.