Finding the Fourth Proportional to 4,736,658.20, 7,094,489.70 and 3,668,235.80
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Solution
The fourth proportional to 4,736,658.20, 7,094,489.70 and 3,668,235.80 is: 5,494,223.99
Step by Step Solution
- Step 1: Write the proportion equation
4,736,658.20 : 7,094,489.70 = 3,668,235.80 : x - Step 2: Convert to fraction form
4,736,658.20/7,094,489.70 = 3,668,235.80/x - Step 3: Cross multiply
4,736,658.20x = 7,094,489.70 × 3,668,235.80 - Step 4: Simplify right side
4,736,658.20x = 26,024,261,100,271.26 - Step 5: Solve for x
x = 26,024,261,100,271.26/4,736,658.20 - Step 6: Final answer
x = 5,494,223.99
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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.