Finding the Fourth Proportional to 981,974.62, 1,355,116.12 and 552,245.52
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Solution
The fourth proportional to 981,974.62, 1,355,116.12 and 552,245.52 is: 762,093.84
Step by Step Solution
- Step 1: Write the proportion equation
981,974.62 : 1,355,116.12 = 552,245.52 : x - Step 2: Convert to fraction form
981,974.62/1,355,116.12 = 552,245.52/x - Step 3: Cross multiply
981,974.62x = 1,355,116.12 × 552,245.52 - Step 4: Simplify right side
981,974.62x = 748,356,805,462.97 - Step 5: Solve for x
x = 748,356,805,462.97/981,974.62 - Step 6: Final answer
x = 762,093.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.