Finding the Fourth Proportional to 2,143,132.02, 3,215,597.67 and 1,334,192.99
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Solution
The fourth proportional to 2,143,132.02, 3,215,597.67 and 1,334,192.99 is: 2,001,849.54
Step by Step Solution
- Step 1: Write the proportion equation
2,143,132.02 : 3,215,597.67 = 1,334,192.99 : x - Step 2: Convert to fraction form
2,143,132.02/3,215,597.67 = 1,334,192.99/x - Step 3: Cross multiply
2,143,132.02x = 3,215,597.67 × 1,334,192.99 - Step 4: Simplify right side
2,143,132.02x = 4,290,227,853,896.35 - Step 5: Solve for x
x = 4,290,227,853,896.35/2,143,132.02 - Step 6: Final answer
x = 2,001,849.54
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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.