Finding the Fourth Proportional to 2,096,992.91, 2,894,824.50 and 1,580,955.68
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Solution
The fourth proportional to 2,096,992.91, 2,894,824.50 and 1,580,955.68 is: 2,182,453.37
Step by Step Solution
- Step 1: Write the proportion equation
2,096,992.91 : 2,894,824.50 = 1,580,955.68 : x - Step 2: Convert to fraction form
2,096,992.91/2,894,824.50 = 1,580,955.68/x - Step 3: Cross multiply
2,096,992.91x = 2,894,824.50 × 1,580,955.68 - Step 4: Simplify right side
2,096,992.91x = 4,576,589,235,878.16 - Step 5: Solve for x
x = 4,576,589,235,878.16/2,096,992.91 - Step 6: Final answer
x = 2,182,453.37
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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.