Finding the Fourth Proportional to 4,322,938.41, 5,965,885.71 and 2,487,676.05
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Solution
The fourth proportional to 4,322,938.41, 5,965,885.71 and 2,487,676.05 is: 3,433,125.71
Step by Step Solution
- Step 1: Write the proportion equation
4,322,938.41 : 5,965,885.71 = 2,487,676.05 : x - Step 2: Convert to fraction form
4,322,938.41/5,965,885.71 = 2,487,676.05/x - Step 3: Cross multiply
4,322,938.41x = 5,965,885.71 × 2,487,676.05 - Step 4: Simplify right side
4,322,938.41x = 14,841,190,997,804.24 - Step 5: Solve for x
x = 14,841,190,997,804.24/4,322,938.41 - Step 6: Final answer
x = 3,433,125.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.