Finding the Fourth Proportional to 1,107,215.49, 1,660,232.73 and 573,412.53
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Solution
The fourth proportional to 1,107,215.49, 1,660,232.73 and 573,412.53 is: 859,812.98
Step by Step Solution
- Step 1: Write the proportion equation
1,107,215.49 : 1,660,232.73 = 573,412.53 : x - Step 2: Convert to fraction form
1,107,215.49/1,660,232.73 = 573,412.53/x - Step 3: Cross multiply
1,107,215.49x = 1,660,232.73 × 573,412.53 - Step 4: Simplify right side
1,107,215.49x = 951,998,250,098.11 - Step 5: Solve for x
x = 951,998,250,098.11/1,107,215.49 - Step 6: Final answer
x = 859,812.98
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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.