Finding the Fourth Proportional to 1,574,795.82, 2,365,039.19 and 1,448,202.54
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Solution
The fourth proportional to 1,574,795.82, 2,365,039.19 and 1,448,202.54 is: 2,174,920.53
Step by Step Solution
- Step 1: Write the proportion equation
1,574,795.82 : 2,365,039.19 = 1,448,202.54 : x - Step 2: Convert to fraction form
1,574,795.82/2,365,039.19 = 1,448,202.54/x - Step 3: Cross multiply
1,574,795.82x = 2,365,039.19 × 1,448,202.54 - Step 4: Simplify right side
1,574,795.82x = 3,425,055,762,157.54 - Step 5: Solve for x
x = 3,425,055,762,157.54/1,574,795.82 - Step 6: Final answer
x = 2,174,920.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.