Finding the Fourth Proportional to 1,485,625.68, 2,050,163.40 and 806,562.24
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Solution
The fourth proportional to 1,485,625.68, 2,050,163.40 and 806,562.24 is: 1,113,055.87
Step by Step Solution
- Step 1: Write the proportion equation
1,485,625.68 : 2,050,163.40 = 806,562.24 : x - Step 2: Convert to fraction form
1,485,625.68/2,050,163.40 = 806,562.24/x - Step 3: Cross multiply
1,485,625.68x = 2,050,163.40 × 806,562.24 - Step 4: Simplify right side
1,485,625.68x = 1,653,584,384,270.02 - Step 5: Solve for x
x = 1,653,584,384,270.02/1,485,625.68 - Step 6: Final answer
x = 1,113,055.87
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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.