Finding the Fourth Proportional to 1,602,273.96, 2,208,782.34 and 1,219,634.28
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Solution
The fourth proportional to 1,602,273.96, 2,208,782.34 and 1,219,634.28 is: 1,681,302.15
Step by Step Solution
- Step 1: Write the proportion equation
1,602,273.96 : 2,208,782.34 = 1,219,634.28 : x - Step 2: Convert to fraction form
1,602,273.96/2,208,782.34 = 1,219,634.28/x - Step 3: Cross multiply
1,602,273.96x = 2,208,782.34 × 1,219,634.28 - Step 4: Simplify right side
1,602,273.96x = 2,693,906,658,922.62 - Step 5: Solve for x
x = 2,693,906,658,922.62/1,602,273.96 - Step 6: Final answer
x = 1,681,302.15
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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.