Finding the Fourth Proportional to 4,625,678.32, 6,383,511.66 and 2,532,485.84
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Solution
The fourth proportional to 4,625,678.32, 6,383,511.66 and 2,532,485.84 is: 3,494,871.84
Step by Step Solution
- Step 1: Write the proportion equation
4,625,678.32 : 6,383,511.66 = 2,532,485.84 : x - Step 2: Convert to fraction form
4,625,678.32/6,383,511.66 = 2,532,485.84/x - Step 3: Cross multiply
4,625,678.32x = 6,383,511.66 × 2,532,485.84 - Step 4: Simplify right side
4,625,678.32x = 16,166,152,888,424.89 - Step 5: Solve for x
x = 16,166,152,888,424.89/4,625,678.32 - Step 6: Final answer
x = 3,494,871.84
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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.