Finding the Fourth Proportional to 4,213,041.57, 6,319,737.32 and 1,373,178.33
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Solution
The fourth proportional to 4,213,041.57, 6,319,737.32 and 1,373,178.33 is: 2,059,824.52
Step by Step Solution
- Step 1: Write the proportion equation
4,213,041.57 : 6,319,737.32 = 1,373,178.33 : x - Step 2: Convert to fraction form
4,213,041.57/6,319,737.32 = 1,373,178.33/x - Step 3: Cross multiply
4,213,041.57x = 6,319,737.32 × 1,373,178.33 - Step 4: Simplify right side
4,213,041.57x = 8,678,126,332,250.39 - Step 5: Solve for x
x = 8,678,126,332,250.39/4,213,041.57 - Step 6: Final answer
x = 2,059,824.52
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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.