Finding the Fourth Proportional to 2,721,125.94, 4,081,541.28 and 827,719.75
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Solution
The fourth proportional to 2,721,125.94, 4,081,541.28 and 827,719.75 is: 1,241,534.72
Step by Step Solution
- Step 1: Write the proportion equation
2,721,125.94 : 4,081,541.28 = 827,719.75 : x - Step 2: Convert to fraction form
2,721,125.94/4,081,541.28 = 827,719.75/x - Step 3: Cross multiply
2,721,125.94x = 4,081,541.28 × 827,719.75 - Step 4: Simplify right side
2,721,125.94x = 3,378,372,327,896.28 - Step 5: Solve for x
x = 3,378,372,327,896.28/2,721,125.94 - Step 6: Final answer
x = 1,241,534.72
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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.