Finding the Fourth Proportional to 2,043,779.44, 2,820,416.52 and 1,184,837.68
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Solution
The fourth proportional to 2,043,779.44, 2,820,416.52 and 1,184,837.68 is: 1,635,076.52
Step by Step Solution
- Step 1: Write the proportion equation
2,043,779.44 : 2,820,416.52 = 1,184,837.68 : x - Step 2: Convert to fraction form
2,043,779.44/2,820,416.52 = 1,184,837.68/x - Step 3: Cross multiply
2,043,779.44x = 2,820,416.52 × 1,184,837.68 - Step 4: Simplify right side
2,043,779.44x = 3,341,735,766,190.47 - Step 5: Solve for x
x = 3,341,735,766,190.47/2,043,779.44 - Step 6: Final answer
x = 1,635,076.52
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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.