Finding the Fourth Proportional to 4,248,762.68, 5,863,218.54 and 2,315,039.24
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Solution
The fourth proportional to 4,248,762.68, 5,863,218.54 and 2,315,039.24 is: 3,194,713.85
Step by Step Solution
- Step 1: Write the proportion equation
4,248,762.68 : 5,863,218.54 = 2,315,039.24 : x - Step 2: Convert to fraction form
4,248,762.68/5,863,218.54 = 2,315,039.24/x - Step 3: Cross multiply
4,248,762.68x = 5,863,218.54 × 2,315,039.24 - Step 4: Simplify right side
4,248,762.68x = 13,573,580,992,795.51 - Step 5: Solve for x
x = 13,573,580,992,795.51/4,248,762.68 - Step 6: Final answer
x = 3,194,713.85
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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.