Finding the Fourth Proportional to 5,752,268.66, 7,938,296.24 and 3,174,115.81
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Solution
The fourth proportional to 5,752,268.66, 7,938,296.24 and 3,174,115.81 is: 4,380,371.14
Step by Step Solution
- Step 1: Write the proportion equation
5,752,268.66 : 7,938,296.24 = 3,174,115.81 : x - Step 2: Convert to fraction form
5,752,268.66/7,938,296.24 = 3,174,115.81/x - Step 3: Cross multiply
5,752,268.66x = 7,938,296.24 × 3,174,115.81 - Step 4: Simplify right side
5,752,268.66x = 25,197,071,599,847.55 - Step 5: Solve for x
x = 25,197,071,599,847.55/5,752,268.66 - Step 6: Final answer
x = 4,380,371.14
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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.