Finding the Fourth Proportional to 2,983,163.84, 4,116,459.30 and 1,676,208.32
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Solution
The fourth proportional to 2,983,163.84, 4,116,459.30 and 1,676,208.32 is: 2,312,995.09
Step by Step Solution
- Step 1: Write the proportion equation
2,983,163.84 : 4,116,459.30 = 1,676,208.32 : x - Step 2: Convert to fraction form
2,983,163.84/4,116,459.30 = 1,676,208.32/x - Step 3: Cross multiply
2,983,163.84x = 4,116,459.30 × 1,676,208.32 - Step 4: Simplify right side
2,983,163.84x = 6,900,043,327,601.38 - Step 5: Solve for x
x = 6,900,043,327,601.38/2,983,163.84 - Step 6: Final answer
x = 2,312,995.09
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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.