Finding the Fourth Proportional to 2,825,313.32, 4,232,288.64 and 1,306,864.64
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Solution
The fourth proportional to 2,825,313.32, 4,232,288.64 and 1,306,864.64 is: 1,957,669.02
Step by Step Solution
- Step 1: Write the proportion equation
2,825,313.32 : 4,232,288.64 = 1,306,864.64 : x - Step 2: Convert to fraction form
2,825,313.32/4,232,288.64 = 1,306,864.64/x - Step 3: Cross multiply
2,825,313.32x = 4,232,288.64 × 1,306,864.64 - Step 4: Simplify right side
2,825,313.32x = 5,531,028,369,889.69 - Step 5: Solve for x
x = 5,531,028,369,889.69/2,825,313.32 - Step 6: Final answer
x = 1,957,669.02
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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.