Finding the Fourth Proportional to 1,579,983.18, 2,179,767.96 and 1,096,306.26
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Solution
The fourth proportional to 1,579,983.18, 2,179,767.96 and 1,096,306.26 is: 1,512,480.19
Step by Step Solution
- Step 1: Write the proportion equation
1,579,983.18 : 2,179,767.96 = 1,096,306.26 : x - Step 2: Convert to fraction form
1,579,983.18/2,179,767.96 = 1,096,306.26/x - Step 3: Cross multiply
1,579,983.18x = 2,179,767.96 × 1,096,306.26 - Step 4: Simplify right side
1,579,983.18x = 2,389,693,259,895.43 - Step 5: Solve for x
x = 2,389,693,259,895.43/1,579,983.18 - Step 6: Final answer
x = 1,512,480.19
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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.