Finding the Fourth Proportional to 3,817,682.66, 5,726,226.30 and 2,219,226.22
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Solution
The fourth proportional to 3,817,682.66, 5,726,226.30 and 2,219,226.22 is: 3,328,666.28
Step by Step Solution
- Step 1: Write the proportion equation
3,817,682.66 : 5,726,226.30 = 2,219,226.22 : x - Step 2: Convert to fraction form
3,817,682.66/5,726,226.30 = 2,219,226.22/x - Step 3: Cross multiply
3,817,682.66x = 5,726,226.30 × 2,219,226.22 - Step 4: Simplify right side
3,817,682.66x = 12,707,791,546,613.59 - Step 5: Solve for x
x = 12,707,791,546,613.59/3,817,682.66 - Step 6: Final answer
x = 3,328,666.28
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1.5x scale
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.