Finding the Fourth Proportional to 2,380,406.24, 3,284,961.26 and 1,292,677.53
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Solution
The fourth proportional to 2,380,406.24, 3,284,961.26 and 1,292,677.53 is: 1,783,895.34
Step by Step Solution
- Step 1: Write the proportion equation
2,380,406.24 : 3,284,961.26 = 1,292,677.53 : x - Step 2: Convert to fraction form
2,380,406.24/3,284,961.26 = 1,292,677.53/x - Step 3: Cross multiply
2,380,406.24x = 3,284,961.26 × 1,292,677.53 - Step 4: Simplify right side
2,380,406.24x = 4,246,395,601,259.10 - Step 5: Solve for x
x = 4,246,395,601,259.10/2,380,406.24 - Step 6: Final answer
x = 1,783,895.34
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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.