Finding the Fourth Proportional to 2,990,323.44, 4,126,502.88 and 1,701,043.20
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Solution
The fourth proportional to 2,990,323.44, 4,126,502.88 and 1,701,043.20 is: 2,347,358.00
Step by Step Solution
- Step 1: Write the proportion equation
2,990,323.44 : 4,126,502.88 = 1,701,043.20 : x - Step 2: Convert to fraction form
2,990,323.44/4,126,502.88 = 1,701,043.20/x - Step 3: Cross multiply
2,990,323.44x = 4,126,502.88 × 1,701,043.20 - Step 4: Simplify right side
2,990,323.44x = 7,019,359,663,804.42 - Step 5: Solve for x
x = 7,019,359,663,804.42/2,990,323.44 - Step 6: Final answer
x = 2,347,358.00
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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.