Finding the Fourth Proportional to 5,202,314.16, 7,179,472.44 and 2,910,338.16
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Solution
The fourth proportional to 5,202,314.16, 7,179,472.44 and 2,910,338.16 is: 4,016,422.69
Step by Step Solution
- Step 1: Write the proportion equation
5,202,314.16 : 7,179,472.44 = 2,910,338.16 : x - Step 2: Convert to fraction form
5,202,314.16/7,179,472.44 = 2,910,338.16/x - Step 3: Cross multiply
5,202,314.16x = 7,179,472.44 × 2,910,338.16 - Step 4: Simplify right side
5,202,314.16x = 20,894,692,610,800.31 - Step 5: Solve for x
x = 20,894,692,610,800.31/5,202,314.16 - Step 6: Final answer
x = 4,016,422.69
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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.