Finding the Fourth Proportional to 4,097,908.40, 6,142,715.40 and 2,414,145.20
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Solution
The fourth proportional to 4,097,908.40, 6,142,715.40 and 2,414,145.20 is: 3,618,774.62
Step by Step Solution
- Step 1: Write the proportion equation
4,097,908.40 : 6,142,715.40 = 2,414,145.20 : x - Step 2: Convert to fraction form
4,097,908.40/6,142,715.40 = 2,414,145.20/x - Step 3: Cross multiply
4,097,908.40x = 6,142,715.40 × 2,414,145.20 - Step 4: Simplify right side
4,097,908.40x = 14,829,406,897,876.08 - Step 5: Solve for x
x = 14,829,406,897,876.08/4,097,908.40 - Step 6: Final answer
x = 3,618,774.62
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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.