Finding the Fourth Proportional to 4,158,407.88, 5,738,650.74 and 2,439,557.64
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Solution
The fourth proportional to 4,158,407.88, 5,738,650.74 and 2,439,557.64 is: 3,366,617.62
Step by Step Solution
- Step 1: Write the proportion equation
4,158,407.88 : 5,738,650.74 = 2,439,557.64 : x - Step 2: Convert to fraction form
4,158,407.88/5,738,650.74 = 2,439,557.64/x - Step 3: Cross multiply
4,158,407.88x = 5,738,650.74 × 2,439,557.64 - Step 4: Simplify right side
4,158,407.88x = 13,999,769,256,058.65 - Step 5: Solve for x
x = 13,999,769,256,058.65/4,158,407.88 - Step 6: Final answer
x = 3,366,617.62
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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.