Finding the Fourth Proportional to 4,166,232.80, 5,749,953.55 and 2,331,398.12
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Solution
The fourth proportional to 4,166,232.80, 5,749,953.55 and 2,331,398.12 is: 3,217,638.46
Step by Step Solution
- Step 1: Write the proportion equation
4,166,232.80 : 5,749,953.55 = 2,331,398.12 : x - Step 2: Convert to fraction form
4,166,232.80/5,749,953.55 = 2,331,398.12/x - Step 3: Cross multiply
4,166,232.80x = 5,749,953.55 × 2,331,398.12 - Step 4: Simplify right side
4,166,232.80x = 13,405,430,861,979.06 - Step 5: Solve for x
x = 13,405,430,861,979.06/4,166,232.80 - Step 6: Final answer
x = 3,217,638.46
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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.