Finding the Fourth Proportional to 2,287,787.68, 3,431,705.82 and 690,364.81
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Solution
The fourth proportional to 2,287,787.68, 3,431,705.82 and 690,364.81 is: 1,035,554.55
Step by Step Solution
- Step 1: Write the proportion equation
2,287,787.68 : 3,431,705.82 = 690,364.81 : x - Step 2: Convert to fraction form
2,287,787.68/3,431,705.82 = 690,364.81/x - Step 3: Cross multiply
2,287,787.68x = 3,431,705.82 × 690,364.81 - Step 4: Simplify right side
2,287,787.68x = 2,369,128,936,400.19 - Step 5: Solve for x
x = 2,369,128,936,400.19/2,287,787.68 - Step 6: Final answer
x = 1,035,554.55
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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.