Finding the Fourth Proportional to 4,112,021.39, 5,675,183.07 and 2,369,357.02
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Solution
The fourth proportional to 4,112,021.39, 5,675,183.07 and 2,369,357.02 is: 3,270,054.69
Step by Step Solution
- Step 1: Write the proportion equation
4,112,021.39 : 5,675,183.07 = 2,369,357.02 : x - Step 2: Convert to fraction form
4,112,021.39/5,675,183.07 = 2,369,357.02/x - Step 3: Cross multiply
4,112,021.39x = 5,675,183.07 × 2,369,357.02 - Step 4: Simplify right side
4,112,021.39x = 13,446,534,818,313.74 - Step 5: Solve for x
x = 13,446,534,818,313.74/4,112,021.39 - Step 6: Final answer
x = 3,270,054.69
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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.