Finding the Fourth Proportional to 1,512,816.96, 2,269,391.55 and 754,849.24
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Solution
The fourth proportional to 1,512,816.96, 2,269,391.55 and 754,849.24 is: 1,132,356.74
Step by Step Solution
- Step 1: Write the proportion equation
1,512,816.96 : 2,269,391.55 = 754,849.24 : x - Step 2: Convert to fraction form
1,512,816.96/2,269,391.55 = 754,849.24/x - Step 3: Cross multiply
1,512,816.96x = 2,269,391.55 × 754,849.24 - Step 4: Simplify right side
1,512,816.96x = 1,713,048,478,275.76 - Step 5: Solve for x
x = 1,713,048,478,275.76/1,512,816.96 - Step 6: Final answer
x = 1,132,356.74
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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.