Finding the Fourth Proportional to 1,531,476.17, 2,297,214.12 and 409,516.01
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Solution
The fourth proportional to 1,531,476.17, 2,297,214.12 and 409,516.01 is: 614,273.98
Step by Step Solution
- Step 1: Write the proportion equation
1,531,476.17 : 2,297,214.12 = 409,516.01 : x - Step 2: Convert to fraction form
1,531,476.17/2,297,214.12 = 409,516.01/x - Step 3: Cross multiply
1,531,476.17x = 2,297,214.12 × 409,516.01 - Step 4: Simplify right side
1,531,476.17x = 940,745,960,538.06 - Step 5: Solve for x
x = 940,745,960,538.06/1,531,476.17 - Step 6: Final answer
x = 614,273.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.