Finding the Fourth Proportional to 4,894,472.70, 7,341,709.05 and 3,634,760.70
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Solution
The fourth proportional to 4,894,472.70, 7,341,709.05 and 3,634,760.70 is: 5,452,141.05
Step by Step Solution
- Step 1: Write the proportion equation
4,894,472.70 : 7,341,709.05 = 3,634,760.70 : x - Step 2: Convert to fraction form
4,894,472.70/7,341,709.05 = 3,634,760.70/x - Step 3: Cross multiply
4,894,472.70x = 7,341,709.05 × 3,634,760.70 - Step 4: Simplify right side
4,894,472.70x = 26,685,355,525,774.34 - Step 5: Solve for x
x = 26,685,355,525,774.34/4,894,472.70 - Step 6: Final answer
x = 5,452,141.05
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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.