Finding the Fourth Proportional to 4,488,615.14, 6,194,328.48 and 2,555,000.19
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Solution
The fourth proportional to 4,488,615.14, 6,194,328.48 and 2,555,000.19 is: 3,525,922.80
Step by Step Solution
- Step 1: Write the proportion equation
4,488,615.14 : 6,194,328.48 = 2,555,000.19 : x - Step 2: Convert to fraction form
4,488,615.14/6,194,328.48 = 2,555,000.19/x - Step 3: Cross multiply
4,488,615.14x = 6,194,328.48 × 2,555,000.19 - Step 4: Simplify right side
4,488,615.14x = 15,826,510,443,322.41 - Step 5: Solve for x
x = 15,826,510,443,322.41/4,488,615.14 - Step 6: Final answer
x = 3,525,922.80
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1.5x scale
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.