Finding the Fourth Proportional to 2,571,804.92, 3,856,919.74 and 1,778,186.36
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Solution
The fourth proportional to 2,571,804.92, 3,856,919.74 and 1,778,186.36 is: 2,666,734.95
Step by Step Solution
- Step 1: Write the proportion equation
2,571,804.92 : 3,856,919.74 = 1,778,186.36 : x - Step 2: Convert to fraction form
2,571,804.92/3,856,919.74 = 1,778,186.36/x - Step 3: Cross multiply
2,571,804.92x = 3,856,919.74 × 1,778,186.36 - Step 4: Simplify right side
2,571,804.92x = 6,858,322,073,282.75 - Step 5: Solve for x
x = 6,858,322,073,282.75/2,571,804.92 - Step 6: Final answer
x = 2,666,734.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.