Finding the Fourth Proportional to 3,952,070.56, 5,453,786.16 and 2,233,154.08
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Solution
The fourth proportional to 3,952,070.56, 5,453,786.16 and 2,233,154.08 is: 3,081,712.39
Step by Step Solution
- Step 1: Write the proportion equation
3,952,070.56 : 5,453,786.16 = 2,233,154.08 : x - Step 2: Convert to fraction form
3,952,070.56/5,453,786.16 = 2,233,154.08/x - Step 3: Cross multiply
3,952,070.56x = 5,453,786.16 × 2,233,154.08 - Step 4: Simplify right side
3,952,070.56x = 12,179,144,814,651.53 - Step 5: Solve for x
x = 12,179,144,814,651.53/3,952,070.56 - Step 6: Final answer
x = 3,081,712.39
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.