Finding the Fourth Proportional to 2,591,236.08, 3,575,896.44 and 1,445,315.52
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Solution
The fourth proportional to 2,591,236.08, 3,575,896.44 and 1,445,315.52 is: 1,994,530.20
Step by Step Solution
- Step 1: Write the proportion equation
2,591,236.08 : 3,575,896.44 = 1,445,315.52 : x - Step 2: Convert to fraction form
2,591,236.08/3,575,896.44 = 1,445,315.52/x - Step 3: Cross multiply
2,591,236.08x = 3,575,896.44 × 1,445,315.52 - Step 4: Simplify right side
2,591,236.08x = 5,168,298,622,644.75 - Step 5: Solve for x
x = 5,168,298,622,644.75/2,591,236.08 - Step 6: Final answer
x = 1,994,530.20
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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.