Finding the Fourth Proportional to 5,363,380.91, 8,045,319.23 and 1,769,461.94
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Solution
The fourth proportional to 5,363,380.91, 8,045,319.23 and 1,769,461.94 is: 2,654,274.69
Step by Step Solution
- Step 1: Write the proportion equation
5,363,380.91 : 8,045,319.23 = 1,769,461.94 : x - Step 2: Convert to fraction form
5,363,380.91/8,045,319.23 = 1,769,461.94/x - Step 3: Cross multiply
5,363,380.91x = 8,045,319.23 × 1,769,461.94 - Step 4: Simplify right side
5,363,380.91x = 14,235,886,190,536.58 - Step 5: Solve for x
x = 14,235,886,190,536.58/5,363,380.91 - Step 6: Final answer
x = 2,654,274.69
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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.