Finding the Fourth Proportional to 1,183,512.20, 1,775,229.42 and 473,349.56
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Solution
The fourth proportional to 1,183,512.20, 1,775,229.42 and 473,349.56 is: 710,008.79
Step by Step Solution
- Step 1: Write the proportion equation
1,183,512.20 : 1,775,229.42 = 473,349.56 : x - Step 2: Convert to fraction form
1,183,512.20/1,775,229.42 = 473,349.56/x - Step 3: Cross multiply
1,183,512.20x = 1,775,229.42 × 473,349.56 - Step 4: Simplify right side
1,183,512.20x = 840,304,064,856.06 - Step 5: Solve for x
x = 840,304,064,856.06/1,183,512.20 - Step 6: Final answer
x = 710,008.79
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1.5x scale
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.