Finding the Fourth Proportional to 1,235,366.82, 1,704,835.08 and 691,489.08
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Solution
The fourth proportional to 1,235,366.82, 1,704,835.08 and 691,489.08 is: 954,271.09
Step by Step Solution
- Step 1: Write the proportion equation
1,235,366.82 : 1,704,835.08 = 691,489.08 : x - Step 2: Convert to fraction form
1,235,366.82/1,704,835.08 = 691,489.08/x - Step 3: Cross multiply
1,235,366.82x = 1,704,835.08 × 691,489.08 - Step 4: Simplify right side
1,235,366.82x = 1,178,874,841,020.93 - Step 5: Solve for x
x = 1,178,874,841,020.93/1,235,366.82 - Step 6: Final answer
x = 954,271.09
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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.