Finding the Fourth Proportional to 1,569,609.96, 2,351,219.34 and 1,438,827.24
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Solution
The fourth proportional to 1,569,609.96, 2,351,219.34 and 1,438,827.24 is: 2,155,311.52
Step by Step Solution
- Step 1: Write the proportion equation
1,569,609.96 : 2,351,219.34 = 1,438,827.24 : x - Step 2: Convert to fraction form
1,569,609.96/2,351,219.34 = 1,438,827.24/x - Step 3: Cross multiply
1,569,609.96x = 2,351,219.34 × 1,438,827.24 - Step 4: Simplify right side
1,569,609.96x = 3,382,998,433,606.82 - Step 5: Solve for x
x = 3,382,998,433,606.82/1,569,609.96 - Step 6: Final answer
x = 2,155,311.52
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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.