Finding the Fourth Proportional to 1,536,573.67, 2,120,416.07 and 848,230.74
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Solution
The fourth proportional to 1,536,573.67, 2,120,416.07 and 848,230.74 is: 1,170,527.73
Step by Step Solution
- Step 1: Write the proportion equation
1,536,573.67 : 2,120,416.07 = 848,230.74 : x - Step 2: Convert to fraction form
1,536,573.67/2,120,416.07 = 848,230.74/x - Step 3: Cross multiply
1,536,573.67x = 2,120,416.07 × 848,230.74 - Step 4: Simplify right side
1,536,573.67x = 1,798,602,087,922.84 - Step 5: Solve for x
x = 1,798,602,087,922.84/1,536,573.67 - Step 6: Final answer
x = 1,170,527.73
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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.