Finding the Fourth Proportional to 1,197,113.82, 1,652,010.42 and 653,247.96
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Solution
The fourth proportional to 1,197,113.82, 1,652,010.42 and 653,247.96 is: 901,478.56
Step by Step Solution
- Step 1: Write the proportion equation
1,197,113.82 : 1,652,010.42 = 653,247.96 : x - Step 2: Convert to fraction form
1,197,113.82/1,652,010.42 = 653,247.96/x - Step 3: Cross multiply
1,197,113.82x = 1,652,010.42 × 653,247.96 - Step 4: Simplify right side
1,197,113.82x = 1,079,172,436,763.74 - Step 5: Solve for x
x = 1,079,172,436,763.74/1,197,113.82 - Step 6: Final answer
x = 901,478.56
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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.