Finding the Fourth Proportional to 1,952,118.64, 2,691,494.36 and 1,493,801.20
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Solution
The fourth proportional to 1,952,118.64, 2,691,494.36 and 1,493,801.20 is: 2,059,586.66
Step by Step Solution
- Step 1: Write the proportion equation
1,952,118.64 : 2,691,494.36 = 1,493,801.20 : x - Step 2: Convert to fraction form
1,952,118.64/2,691,494.36 = 1,493,801.20/x - Step 3: Cross multiply
1,952,118.64x = 2,691,494.36 × 1,493,801.20 - Step 4: Simplify right side
1,952,118.64x = 4,020,557,504,761.23 - Step 5: Solve for x
x = 4,020,557,504,761.23/1,952,118.64 - Step 6: Final answer
x = 2,059,586.66
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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.