Finding the Fourth Proportional to 4,087,452.96, 5,640,686.64 and 2,369,569.32
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Solution
The fourth proportional to 4,087,452.96, 5,640,686.64 and 2,369,569.32 is: 3,270,006.56
Step by Step Solution
- Step 1: Write the proportion equation
4,087,452.96 : 5,640,686.64 = 2,369,569.32 : x - Step 2: Convert to fraction form
4,087,452.96/5,640,686.64 = 2,369,569.32/x - Step 3: Cross multiply
4,087,452.96x = 5,640,686.64 × 2,369,569.32 - Step 4: Simplify right side
4,087,452.96x = 13,365,998,005,877.88 - Step 5: Solve for x
x = 13,365,998,005,877.88/4,087,452.96 - Step 6: Final answer
x = 3,270,006.56
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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.