Finding the Fourth Proportional to 1,656,840.14, 2,485,782.21 and 591,858.62
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Solution
The fourth proportional to 1,656,840.14, 2,485,782.21 and 591,858.62 is: 887,974.40
Step by Step Solution
- Step 1: Write the proportion equation
1,656,840.14 : 2,485,782.21 = 591,858.62 : x - Step 2: Convert to fraction form
1,656,840.14/2,485,782.21 = 591,858.62/x - Step 3: Cross multiply
1,656,840.14x = 2,485,782.21 × 591,858.62 - Step 4: Simplify right side
1,656,840.14x = 1,471,231,628,431.15 - Step 5: Solve for x
x = 1,471,231,628,431.15/1,656,840.14 - Step 6: Final answer
x = 887,974.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.