Finding the Fourth Proportional to 2,563,388.64, 3,841,719.84 and 1,886,299.92
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Solution
The fourth proportional to 2,563,388.64, 3,841,719.84 and 1,886,299.92 is: 2,826,975.09
Step by Step Solution
- Step 1: Write the proportion equation
2,563,388.64 : 3,841,719.84 = 1,886,299.92 : x - Step 2: Convert to fraction form
2,563,388.64/3,841,719.84 = 1,886,299.92/x - Step 3: Cross multiply
2,563,388.64x = 3,841,719.84 × 1,886,299.92 - Step 4: Simplify right side
2,563,388.64x = 7,246,635,826,854.41 - Step 5: Solve for x
x = 7,246,635,826,854.41/2,563,388.64 - Step 6: Final answer
x = 2,826,975.09
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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.