Finding the Fourth Proportional to 1,431,332.05, 2,146,996.69 and 366,372.41
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Solution
The fourth proportional to 1,431,332.05, 2,146,996.69 and 366,372.41 is: 549,558.26
Step by Step Solution
- Step 1: Write the proportion equation
1,431,332.05 : 2,146,996.69 = 366,372.41 : x - Step 2: Convert to fraction form
1,431,332.05/2,146,996.69 = 366,372.41/x - Step 3: Cross multiply
1,431,332.05x = 2,146,996.69 × 366,372.41 - Step 4: Simplify right side
1,431,332.05x = 786,600,351,577.32 - Step 5: Solve for x
x = 786,600,351,577.32/1,431,332.05 - Step 6: Final answer
x = 549,558.26
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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.