Finding the Fourth Proportional to 3,242,794.10, 4,475,056.82 and 1,772,709.03
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Solution
The fourth proportional to 3,242,794.10, 4,475,056.82 and 1,772,709.03 is: 2,446,338.99
Step by Step Solution
- Step 1: Write the proportion equation
3,242,794.10 : 4,475,056.82 = 1,772,709.03 : x - Step 2: Convert to fraction form
3,242,794.10/4,475,056.82 = 1,772,709.03/x - Step 3: Cross multiply
3,242,794.10x = 4,475,056.82 × 1,772,709.03 - Step 4: Simplify right side
3,242,794.10x = 7,932,973,625,713.54 - Step 5: Solve for x
x = 7,932,973,625,713.54/3,242,794.10 - Step 6: Final answer
x = 2,446,338.99
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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.