Finding the Fourth Proportional to 2,511,288.63, 3,465,560.79 and 1,365,368.97
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Solution
The fourth proportional to 2,511,288.63, 3,465,560.79 and 1,365,368.97 is: 1,884,199.65
Step by Step Solution
- Step 1: Write the proportion equation
2,511,288.63 : 3,465,560.79 = 1,365,368.97 : x - Step 2: Convert to fraction form
2,511,288.63/3,465,560.79 = 1,365,368.97/x - Step 3: Cross multiply
2,511,288.63x = 3,465,560.79 × 1,365,368.97 - Step 4: Simplify right side
2,511,288.63x = 4,731,769,166,314.69 - Step 5: Solve for x
x = 4,731,769,166,314.69/2,511,288.63 - Step 6: Final answer
x = 1,884,199.65
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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.