Finding the Fourth Proportional to 5,649,246.40, 8,473,480.80 and 1,811,012.80
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Solution
The fourth proportional to 5,649,246.40, 8,473,480.80 and 1,811,012.80 is: 2,716,394.56
Step by Step Solution
- Step 1: Write the proportion equation
5,649,246.40 : 8,473,480.80 = 1,811,012.80 : x - Step 2: Convert to fraction form
5,649,246.40/8,473,480.80 = 1,811,012.80/x - Step 3: Cross multiply
5,649,246.40x = 8,473,480.80 × 1,811,012.80 - Step 4: Simplify right side
5,649,246.40x = 15,345,582,189,354.24 - Step 5: Solve for x
x = 15,345,582,189,354.24/5,649,246.40 - Step 6: Final answer
x = 2,716,394.56
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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.