Finding the Fourth Proportional to 3,206,242.64, 4,424,621.68 and 1,736,167.36
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Solution
The fourth proportional to 3,206,242.64, 4,424,621.68 and 1,736,167.36 is: 2,395,914.66
Step by Step Solution
- Step 1: Write the proportion equation
3,206,242.64 : 4,424,621.68 = 1,736,167.36 : x - Step 2: Convert to fraction form
3,206,242.64/4,424,621.68 = 1,736,167.36/x - Step 3: Cross multiply
3,206,242.64x = 4,424,621.68 × 1,736,167.36 - Step 4: Simplify right side
3,206,242.64x = 7,681,883,741,164.36 - Step 5: Solve for x
x = 7,681,883,741,164.36/3,206,242.64 - Step 6: Final answer
x = 2,395,914.66
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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.