Finding the Fourth Proportional to 3,241,101.18, 4,472,753.97 and 1,790,760.54
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Solution
The fourth proportional to 3,241,101.18, 4,472,753.97 and 1,790,760.54 is: 2,471,268.52
Step by Step Solution
- Step 1: Write the proportion equation
3,241,101.18 : 4,472,753.97 = 1,790,760.54 : x - Step 2: Convert to fraction form
3,241,101.18/4,472,753.97 = 1,790,760.54/x - Step 3: Cross multiply
3,241,101.18x = 4,472,753.97 × 1,790,760.54 - Step 4: Simplify right side
3,241,101.18x = 8,009,631,314,604.34 - Step 5: Solve for x
x = 8,009,631,314,604.34/3,241,101.18 - Step 6: Final answer
x = 2,471,268.52
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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.