Finding the Fourth Proportional to 1,629,640.74, 2,248,860.99 and 904,469.74
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Solution
The fourth proportional to 1,629,640.74, 2,248,860.99 and 904,469.74 is: 1,248,144.25
Step by Step Solution
- Step 1: Write the proportion equation
1,629,640.74 : 2,248,860.99 = 904,469.74 : x - Step 2: Convert to fraction form
1,629,640.74/2,248,860.99 = 904,469.74/x - Step 3: Cross multiply
1,629,640.74x = 2,248,860.99 × 904,469.74 - Step 4: Simplify right side
1,629,640.74x = 2,034,026,714,921.44 - Step 5: Solve for x
x = 2,034,026,714,921.44/1,629,640.74 - Step 6: Final answer
x = 1,248,144.25
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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.