Finding the Fourth Proportional to 4,243,450.98, 5,857,088.73 and 2,613,225.18
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Solution
The fourth proportional to 4,243,450.98, 5,857,088.73 and 2,613,225.18 is: 3,606,944.40
Step by Step Solution
- Step 1: Write the proportion equation
4,243,450.98 : 5,857,088.73 = 2,613,225.18 : x - Step 2: Convert to fraction form
4,243,450.98/5,857,088.73 = 2,613,225.18/x - Step 3: Cross multiply
4,243,450.98x = 5,857,088.73 × 2,613,225.18 - Step 4: Simplify right side
4,243,450.98x = 15,305,891,750,730.22 - Step 5: Solve for x
x = 15,305,891,750,730.22/4,243,450.98 - Step 6: Final answer
x = 3,606,944.40
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Double scale
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1.5x scale
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.