Finding the Fourth Proportional to 6,498,861.21, 8,968,708.80 and 3,598,252.02
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Solution
The fourth proportional to 6,498,861.21, 8,968,708.80 and 3,598,252.02 is: 4,965,743.00
Step by Step Solution
- Step 1: Write the proportion equation
6,498,861.21 : 8,968,708.80 = 3,598,252.02 : x - Step 2: Convert to fraction form
6,498,861.21/8,968,708.80 = 3,598,252.02/x - Step 3: Cross multiply
6,498,861.21x = 8,968,708.80 × 3,598,252.02 - Step 4: Simplify right side
6,498,861.21x = 32,271,674,556,391.78 - Step 5: Solve for x
x = 32,271,674,556,391.78/6,498,861.21 - Step 6: Final answer
x = 4,965,743.00
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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.