Finding the Fourth Proportional to 1,527,112.42, 2,288,502.14 and 1,124,596.42
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Solution
The fourth proportional to 1,527,112.42, 2,288,502.14 and 1,124,596.42 is: 1,685,299.18
Step by Step Solution
- Step 1: Write the proportion equation
1,527,112.42 : 2,288,502.14 = 1,124,596.42 : x - Step 2: Convert to fraction form
1,527,112.42/2,288,502.14 = 1,124,596.42/x - Step 3: Cross multiply
1,527,112.42x = 2,288,502.14 × 1,124,596.42 - Step 4: Simplify right side
1,527,112.42x = 2,573,641,313,806.34 - Step 5: Solve for x
x = 2,573,641,313,806.34/1,527,112.42 - Step 6: Final answer
x = 1,685,299.18
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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.