Finding the Fourth Proportional to 1,088,672.73, 1,634,143.56 and 1,064,248.26
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Solution
The fourth proportional to 1,088,672.73, 1,634,143.56 and 1,064,248.26 is: 1,597,481.40
Step by Step Solution
- Step 1: Write the proportion equation
1,088,672.73 : 1,634,143.56 = 1,064,248.26 : x - Step 2: Convert to fraction form
1,088,672.73/1,634,143.56 = 1,064,248.26/x - Step 3: Cross multiply
1,088,672.73x = 1,634,143.56 × 1,064,248.26 - Step 4: Simplify right side
1,088,672.73x = 1,739,134,440,320.21 - Step 5: Solve for x
x = 1,739,134,440,320.21/1,088,672.73 - Step 6: Final answer
x = 1,597,481.40
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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.