Finding the Fourth Proportional to 2,235,625.52, 3,085,163.70 and 1,217,030
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Solution
The fourth proportional to 2,235,625.52, 3,085,163.70 and 1,217,030 is: 1,679,501.66
Step by Step Solution
- Step 1: Write the proportion equation
2,235,625.52 : 3,085,163.70 = 1,217,030 : x - Step 2: Convert to fraction form
2,235,625.52/3,085,163.70 = 1,217,030/x - Step 3: Cross multiply
2,235,625.52x = 3,085,163.70 × 1,217,030 - Step 4: Simplify right side
2,235,625.52x = 3,754,736,777,811 - Step 5: Solve for x
x = 3,754,736,777,811/2,235,625.52 - Step 6: Final answer
x = 1,679,501.66
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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.