Finding the Fourth Proportional to 5,613,928.36, 7,747,215.73 and 3,035,602.99
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Solution
The fourth proportional to 5,613,928.36, 7,747,215.73 and 3,035,602.99 is: 4,189,129.19
Step by Step Solution
- Step 1: Write the proportion equation
5,613,928.36 : 7,747,215.73 = 3,035,602.99 : x - Step 2: Convert to fraction form
5,613,928.36/7,747,215.73 = 3,035,602.99/x - Step 3: Cross multiply
5,613,928.36x = 7,747,215.73 × 3,035,602.99 - Step 4: Simplify right side
5,613,928.36x = 23,517,471,203,464.39 - Step 5: Solve for x
x = 23,517,471,203,464.39/5,613,928.36 - Step 6: Final answer
x = 4,189,129.19
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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.