Finding the Fourth Proportional to 1,254,070.32, 1,729,438.20 and 967,135.92
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Solution
The fourth proportional to 1,254,070.32, 1,729,438.20 and 967,135.92 is: 1,333,738.45
Step by Step Solution
- Step 1: Write the proportion equation
1,254,070.32 : 1,729,438.20 = 967,135.92 : x - Step 2: Convert to fraction form
1,254,070.32/1,729,438.20 = 967,135.92/x - Step 3: Cross multiply
1,254,070.32x = 1,729,438.20 × 967,135.92 - Step 4: Simplify right side
1,254,070.32x = 1,672,601,804,640.14 - Step 5: Solve for x
x = 1,672,601,804,640.14/1,254,070.32 - Step 6: Final answer
x = 1,333,738.45
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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.