Finding the Fourth Proportional to 2,952,364.14, 4,412,369.70 and 2,155,324.14
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Solution
The fourth proportional to 2,952,364.14, 4,412,369.70 and 2,155,324.14 is: 3,221,176.82
Step by Step Solution
- Step 1: Write the proportion equation
2,952,364.14 : 4,412,369.70 = 2,155,324.14 : x - Step 2: Convert to fraction form
2,952,364.14/4,412,369.70 = 2,155,324.14/x - Step 3: Cross multiply
2,952,364.14x = 4,412,369.70 × 2,155,324.14 - Step 4: Simplify right side
2,952,364.14x = 9,510,086,929,014.56 - Step 5: Solve for x
x = 9,510,086,929,014.56/2,952,364.14 - Step 6: Final answer
x = 3,221,176.82
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.