Finding the Fourth Proportional to 4,703,119.20, 7,059,927.60 and 4,394,752.20
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Solution
The fourth proportional to 4,703,119.20, 7,059,927.60 and 4,394,752.20 is: 6,597,032.95
Step by Step Solution
- Step 1: Write the proportion equation
4,703,119.20 : 7,059,927.60 = 4,394,752.20 : x - Step 2: Convert to fraction form
4,703,119.20/7,059,927.60 = 4,394,752.20/x - Step 3: Cross multiply
4,703,119.20x = 7,059,927.60 × 4,394,752.20 - Step 4: Simplify right side
4,703,119.20x = 31,026,632,351,940.72 - Step 5: Solve for x
x = 31,026,632,351,940.72/4,703,119.20 - Step 6: Final answer
x = 6,597,032.95
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1.5x scale
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.