Finding the Fourth Proportional to 3,163,482.88, 4,365,599.70 and 1,713,173.84
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Solution
The fourth proportional to 3,163,482.88, 4,365,599.70 and 1,713,173.84 is: 2,364,176.28
Step by Step Solution
- Step 1: Write the proportion equation
3,163,482.88 : 4,365,599.70 = 1,713,173.84 : x - Step 2: Convert to fraction form
3,163,482.88/4,365,599.70 = 1,713,173.84/x - Step 3: Cross multiply
3,163,482.88x = 4,365,599.70 × 1,713,173.84 - Step 4: Simplify right side
3,163,482.88x = 7,479,031,201,951.85 - Step 5: Solve for x
x = 7,479,031,201,951.85/3,163,482.88 - Step 6: Final answer
x = 2,364,176.28
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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.