Finding the Fourth Proportional to 1,958,087.52, 2,937,163.68 and 538,134.84
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Solution
The fourth proportional to 1,958,087.52, 2,937,163.68 and 538,134.84 is: 807,211.16
Step by Step Solution
- Step 1: Write the proportion equation
1,958,087.52 : 2,937,163.68 = 538,134.84 : x - Step 2: Convert to fraction form
1,958,087.52/2,937,163.68 = 538,134.84/x - Step 3: Cross multiply
1,958,087.52x = 2,937,163.68 × 538,134.84 - Step 4: Simplify right side
1,958,087.52x = 1,580,590,106,990.61 - Step 5: Solve for x
x = 1,580,590,106,990.61/1,958,087.52 - Step 6: Final answer
x = 807,211.16
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.