Finding the Fourth Proportional to 4,155,391.47, 6,233,442.53 and 1,459,481.97
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Solution
The fourth proportional to 4,155,391.47, 6,233,442.53 and 1,459,481.97 is: 2,189,347.75
Step by Step Solution
- Step 1: Write the proportion equation
4,155,391.47 : 6,233,442.53 = 1,459,481.97 : x - Step 2: Convert to fraction form
4,155,391.47/6,233,442.53 = 1,459,481.97/x - Step 3: Cross multiply
4,155,391.47x = 6,233,442.53 × 1,459,481.97 - Step 4: Simplify right side
4,155,391.47x = 9,097,596,976,268.78 - Step 5: Solve for x
x = 9,097,596,976,268.78/4,155,391.47 - Step 6: Final answer
x = 2,189,347.75
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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.