Finding the Fourth Proportional to 1,529,629.48, 2,110,801.98 and 850,551.40
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Solution
The fourth proportional to 1,529,629.48, 2,110,801.98 and 850,551.40 is: 1,173,712.72
Step by Step Solution
- Step 1: Write the proportion equation
1,529,629.48 : 2,110,801.98 = 850,551.40 : x - Step 2: Convert to fraction form
1,529,629.48/2,110,801.98 = 850,551.40/x - Step 3: Cross multiply
1,529,629.48x = 2,110,801.98 × 850,551.40 - Step 4: Simplify right side
1,529,629.48x = 1,795,345,579,211.77 - Step 5: Solve for x
x = 1,795,345,579,211.77/1,529,629.48 - Step 6: Final answer
x = 1,173,712.72
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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.