Finding the Fourth Proportional to 5,614,612.56, 8,421,039.36 and 1,828,069.92
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Solution
The fourth proportional to 5,614,612.56, 8,421,039.36 and 1,828,069.92 is: 2,741,818.53
Step by Step Solution
- Step 1: Write the proportion equation
5,614,612.56 : 8,421,039.36 = 1,828,069.92 : x - Step 2: Convert to fraction form
5,614,612.56/8,421,039.36 = 1,828,069.92/x - Step 3: Cross multiply
5,614,612.56x = 8,421,039.36 × 1,828,069.92 - Step 4: Simplify right side
5,614,612.56x = 15,394,248,749,152.05 - Step 5: Solve for x
x = 15,394,248,749,152.05/5,614,612.56 - Step 6: Final answer
x = 2,741,818.53
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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.