Finding the Fourth Proportional to 3,398,381.53, 5,097,585.96 and 1,376,664.05
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Solution
The fourth proportional to 3,398,381.53, 5,097,585.96 and 1,376,664.05 is: 2,065,001.62
Step by Step Solution
- Step 1: Write the proportion equation
3,398,381.53 : 5,097,585.96 = 1,376,664.05 : x - Step 2: Convert to fraction form
3,398,381.53/5,097,585.96 = 1,376,664.05/x - Step 3: Cross multiply
3,398,381.53x = 5,097,585.96 × 1,376,664.05 - Step 4: Simplify right side
3,398,381.53x = 7,017,663,345,660.70 - Step 5: Solve for x
x = 7,017,663,345,660.70/3,398,381.53 - Step 6: Final answer
x = 2,065,001.62
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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.