Finding the Fourth Proportional to 1,529,638.83, 2,110,903.34 and 850,560.75
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Solution
The fourth proportional to 1,529,638.83, 2,110,903.34 and 850,560.75 is: 1,173,774.81
Step by Step Solution
- Step 1: Write the proportion equation
1,529,638.83 : 2,110,903.34 = 850,560.75 : x - Step 2: Convert to fraction form
1,529,638.83/2,110,903.34 = 850,560.75/x - Step 3: Cross multiply
1,529,638.83x = 2,110,903.34 × 850,560.75 - Step 4: Simplify right side
1,529,638.83x = 1,795,451,523,795.10 - Step 5: Solve for x
x = 1,795,451,523,795.10/1,529,638.83 - Step 6: Final answer
x = 1,173,774.81
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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.