Finding the Fourth Proportional to 2,217,544.35, 3,060,205.46 and 1,237,473.09
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Solution
The fourth proportional to 2,217,544.35, 3,060,205.46 and 1,237,473.09 is: 1,707,709.66
Step by Step Solution
- Step 1: Write the proportion equation
2,217,544.35 : 3,060,205.46 = 1,237,473.09 : x - Step 2: Convert to fraction form
2,217,544.35/3,060,205.46 = 1,237,473.09/x - Step 3: Cross multiply
2,217,544.35x = 3,060,205.46 × 1,237,473.09 - Step 4: Simplify right side
2,217,544.35x = 3,786,921,900,433.71 - Step 5: Solve for x
x = 3,786,921,900,433.71/2,217,544.35 - Step 6: Final answer
x = 1,707,709.66
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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.