Finding the Fourth Proportional to 5,431,654.02, 7,495,561.99 and 2,950,810.57
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Solution
The fourth proportional to 5,431,654.02, 7,495,561.99 and 2,950,810.57 is: 4,072,053.10
Step by Step Solution
- Step 1: Write the proportion equation
5,431,654.02 : 7,495,561.99 = 2,950,810.57 : x - Step 2: Convert to fraction form
5,431,654.02/7,495,561.99 = 2,950,810.57/x - Step 3: Cross multiply
5,431,654.02x = 7,495,561.99 × 2,950,810.57 - Step 4: Simplify right side
5,431,654.02x = 22,117,983,592,778.38 - Step 5: Solve for x
x = 22,117,983,592,778.38/5,431,654.02 - Step 6: Final answer
x = 4,072,053.10
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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.