Finding the Fourth Proportional to 3,765,457.68, 5,196,313.26 and 2,046,578.28
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Solution
The fourth proportional to 3,765,457.68, 5,196,313.26 and 2,046,578.28 is: 2,824,268.06
Step by Step Solution
- Step 1: Write the proportion equation
3,765,457.68 : 5,196,313.26 = 2,046,578.28 : x - Step 2: Convert to fraction form
3,765,457.68/5,196,313.26 = 2,046,578.28/x - Step 3: Cross multiply
3,765,457.68x = 5,196,313.26 × 2,046,578.28 - Step 4: Simplify right side
3,765,457.68x = 10,634,661,853,991.99 - Step 5: Solve for x
x = 10,634,661,853,991.99/3,765,457.68 - Step 6: Final answer
x = 2,824,268.06
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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.