Finding the Fourth Proportional to 1,864,727.40, 2,796,814.26 and 516,749.49
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Solution
The fourth proportional to 1,864,727.40, 2,796,814.26 and 516,749.49 is: 775,047.52
Step by Step Solution
- Step 1: Write the proportion equation
1,864,727.40 : 2,796,814.26 = 516,749.49 : x - Step 2: Convert to fraction form
1,864,727.40/2,796,814.26 = 516,749.49/x - Step 3: Cross multiply
1,864,727.40x = 2,796,814.26 × 516,749.49 - Step 4: Simplify right side
1,864,727.40x = 1,445,252,342,479.73 - Step 5: Solve for x
x = 1,445,252,342,479.73/1,864,727.40 - Step 6: Final answer
x = 775,047.52
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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.