Finding the Fourth Proportional to 5,099,689.92, 7,644,782.88 and 1,731,593.28
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Solution
The fourth proportional to 5,099,689.92, 7,644,782.88 and 1,731,593.28 is: 2,595,776.38
Step by Step Solution
- Step 1: Write the proportion equation
5,099,689.92 : 7,644,782.88 = 1,731,593.28 : x - Step 2: Convert to fraction form
5,099,689.92/7,644,782.88 = 1,731,593.28/x - Step 3: Cross multiply
5,099,689.92x = 7,644,782.88 × 1,731,593.28 - Step 4: Simplify right side
5,099,689.92x = 13,237,654,662,067.05 - Step 5: Solve for x
x = 13,237,654,662,067.05/5,099,689.92 - Step 6: Final answer
x = 2,595,776.38
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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.