Finding the Fourth Proportional to 2,702,690.98, 3,729,713.79 and 1,478,996.44
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Solution
The fourth proportional to 2,702,690.98, 3,729,713.79 and 1,478,996.44 is: 2,041,015.22
Step by Step Solution
- Step 1: Write the proportion equation
2,702,690.98 : 3,729,713.79 = 1,478,996.44 : x - Step 2: Convert to fraction form
2,702,690.98/3,729,713.79 = 1,478,996.44/x - Step 3: Cross multiply
2,702,690.98x = 3,729,713.79 × 1,478,996.44 - Step 4: Simplify right side
2,702,690.98x = 5,516,233,417,628.91 - Step 5: Solve for x
x = 5,516,233,417,628.91/2,702,690.98 - Step 6: Final answer
x = 2,041,015.22
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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.