Finding the Fourth Proportional to 1,120,592.46, 1,546,490.67 and 637,202.58
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Solution
The fourth proportional to 1,120,592.46, 1,546,490.67 and 637,202.58 is: 879,381.11
Step by Step Solution
- Step 1: Write the proportion equation
1,120,592.46 : 1,546,490.67 = 637,202.58 : x - Step 2: Convert to fraction form
1,120,592.46/1,546,490.67 = 637,202.58/x - Step 3: Cross multiply
1,120,592.46x = 1,546,490.67 × 637,202.58 - Step 4: Simplify right side
1,120,592.46x = 985,427,844,869.93 - Step 5: Solve for x
x = 985,427,844,869.93/1,120,592.46 - Step 6: Final answer
x = 879,381.11
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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.