Finding the Fourth Proportional to 1,531,463.16, 2,297,194.74 and 409,503
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Solution
The fourth proportional to 1,531,463.16, 2,297,194.74 and 409,503 is: 614,254.50
Step by Step Solution
- Step 1: Write the proportion equation
1,531,463.16 : 2,297,194.74 = 409,503 : x - Step 2: Convert to fraction form
1,531,463.16/2,297,194.74 = 409,503/x - Step 3: Cross multiply
1,531,463.16x = 2,297,194.74 × 409,503 - Step 4: Simplify right side
1,531,463.16x = 940,708,137,614.22 - Step 5: Solve for x
x = 940,708,137,614.22/1,531,463.16 - Step 6: Final answer
x = 614,254.50
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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.