Finding the Fourth Proportional to 3,318,070.24, 4,578,861.62 and 1,847,968.84
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Solution
The fourth proportional to 3,318,070.24, 4,578,861.62 and 1,847,968.84 is: 2,550,155.06
Step by Step Solution
- Step 1: Write the proportion equation
3,318,070.24 : 4,578,861.62 = 1,847,968.84 : x - Step 2: Convert to fraction form
3,318,070.24/4,578,861.62 = 1,847,968.84/x - Step 3: Cross multiply
3,318,070.24x = 4,578,861.62 × 1,847,968.84 - Step 4: Simplify right side
3,318,070.24x = 8,461,593,596,431.92 - Step 5: Solve for x
x = 8,461,593,596,431.92/3,318,070.24 - Step 6: Final answer
x = 2,550,155.06
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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.