Finding the Fourth Proportional to 2,277,421.10, 3,413,798.85 and 1,330,304.30
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Solution
The fourth proportional to 2,277,421.10, 3,413,798.85 and 1,330,304.30 is: 1,994,093.80
Step by Step Solution
- Step 1: Write the proportion equation
2,277,421.10 : 3,413,798.85 = 1,330,304.30 : x - Step 2: Convert to fraction form
2,277,421.10/3,413,798.85 = 1,330,304.30/x - Step 3: Cross multiply
2,277,421.10x = 3,413,798.85 × 1,330,304.30 - Step 4: Simplify right side
2,277,421.10x = 4,541,391,289,490.06 - Step 5: Solve for x
x = 4,541,391,289,490.06/2,277,421.10 - Step 6: Final answer
x = 1,994,093.80
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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.