Finding the Fourth Proportional to 4,345,665.36, 6,517,021.56 and 1,505,113.68
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Solution
The fourth proportional to 4,345,665.36, 6,517,021.56 and 1,505,113.68 is: 2,257,159.14
Step by Step Solution
- Step 1: Write the proportion equation
4,345,665.36 : 6,517,021.56 = 1,505,113.68 : x - Step 2: Convert to fraction form
4,345,665.36/6,517,021.56 = 1,505,113.68/x - Step 3: Cross multiply
4,345,665.36x = 6,517,021.56 × 1,505,113.68 - Step 4: Simplify right side
4,345,665.36x = 9,808,858,302,810.94 - Step 5: Solve for x
x = 9,808,858,302,810.94/4,345,665.36 - Step 6: Final answer
x = 2,257,159.14
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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.