Finding the Fourth Proportional to 2,104,568.24, 3,156,965.04 and 665,142.14
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Solution
The fourth proportional to 2,104,568.24, 3,156,965.04 and 665,142.14 is: 997,748.82
Step by Step Solution
- Step 1: Write the proportion equation
2,104,568.24 : 3,156,965.04 = 665,142.14 : x - Step 2: Convert to fraction form
2,104,568.24/3,156,965.04 = 665,142.14/x - Step 3: Cross multiply
2,104,568.24x = 3,156,965.04 × 665,142.14 - Step 4: Simplify right side
2,104,568.24x = 2,099,830,482,610.79 - Step 5: Solve for x
x = 2,099,830,482,610.79/2,104,568.24 - Step 6: Final answer
x = 997,748.82
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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.