Finding the Fourth Proportional to 4,211,130.63, 5,811,377.73 and 2,277,391.23
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Solution
The fourth proportional to 4,211,130.63, 5,811,377.73 and 2,277,391.23 is: 3,142,809.34
Step by Step Solution
- Step 1: Write the proportion equation
4,211,130.63 : 5,811,377.73 = 2,277,391.23 : x - Step 2: Convert to fraction form
4,211,130.63/5,811,377.73 = 2,277,391.23/x - Step 3: Cross multiply
4,211,130.63x = 5,811,377.73 × 2,277,391.23 - Step 4: Simplify right side
4,211,130.63x = 13,234,780,676,519.31 - Step 5: Solve for x
x = 13,234,780,676,519.31/4,211,130.63 - Step 6: Final answer
x = 3,142,809.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.