Finding the Fourth Proportional to 2,083,647.52, 3,123,339.99 and 1,409,799.97
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Solution
The fourth proportional to 2,083,647.52, 3,123,339.99 and 1,409,799.97 is: 2,113,257.92
Step by Step Solution
- Step 1: Write the proportion equation
2,083,647.52 : 3,123,339.99 = 1,409,799.97 : x - Step 2: Convert to fraction form
2,083,647.52/3,123,339.99 = 1,409,799.97/x - Step 3: Cross multiply
2,083,647.52x = 3,123,339.99 × 1,409,799.97 - Step 4: Simplify right side
2,083,647.52x = 4,403,284,624,201.80 - Step 5: Solve for x
x = 4,403,284,624,201.80/2,083,647.52 - Step 6: Final answer
x = 2,113,257.92
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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.