Finding the Fourth Proportional to 922,612.80, 1,382,797.13 and 652,818.68
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Solution
The fourth proportional to 922,612.80, 1,382,797.13 and 652,818.68 is: 978,434.06
Step by Step Solution
- Step 1: Write the proportion equation
922,612.80 : 1,382,797.13 = 652,818.68 : x - Step 2: Convert to fraction form
922,612.80/1,382,797.13 = 652,818.68/x - Step 3: Cross multiply
922,612.80x = 1,382,797.13 × 652,818.68 - Step 4: Simplify right side
922,612.80x = 902,715,786,936.31 - Step 5: Solve for x
x = 902,715,786,936.31/922,612.80 - Step 6: Final answer
x = 978,434.06
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.