Finding the Fourth Proportional to 2,220,163.34, 3,331,573.56 and 957,990.96
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Solution
The fourth proportional to 2,220,163.34, 3,331,573.56 and 957,990.96 is: 1,437,559.71
Step by Step Solution
- Step 1: Write the proportion equation
2,220,163.34 : 3,331,573.56 = 957,990.96 : x - Step 2: Convert to fraction form
2,220,163.34/3,331,573.56 = 957,990.96/x - Step 3: Cross multiply
2,220,163.34x = 3,331,573.56 × 957,990.96 - Step 4: Simplify right side
2,220,163.34x = 3,191,617,353,055.02 - Step 5: Solve for x
x = 3,191,617,353,055.02/2,220,163.34 - Step 6: Final answer
x = 1,437,559.71
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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.