Finding the Fourth Proportional to 1,971,188.44, 2,957,147.36 and 623,690.26
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Solution
The fourth proportional to 1,971,188.44, 2,957,147.36 and 623,690.26 is: 935,650.78
Step by Step Solution
- Step 1: Write the proportion equation
1,971,188.44 : 2,957,147.36 = 623,690.26 : x - Step 2: Convert to fraction form
1,971,188.44/2,957,147.36 = 623,690.26/x - Step 3: Cross multiply
1,971,188.44x = 2,957,147.36 × 623,690.26 - Step 4: Simplify right side
1,971,188.44x = 1,844,344,005,816.71 - Step 5: Solve for x
x = 1,844,344,005,816.71/1,971,188.44 - Step 6: Final answer
x = 935,650.78
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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.