Finding the Fourth Proportional to 2,346,099.48, 3,236,864.84 and 1,313,455.49
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Solution
The fourth proportional to 2,346,099.48, 3,236,864.84 and 1,313,455.49 is: 1,812,147.31
Step by Step Solution
- Step 1: Write the proportion equation
2,346,099.48 : 3,236,864.84 = 1,313,455.49 : x - Step 2: Convert to fraction form
2,346,099.48/3,236,864.84 = 1,313,455.49/x - Step 3: Cross multiply
2,346,099.48x = 3,236,864.84 × 1,313,455.49 - Step 4: Simplify right side
2,346,099.48x = 4,251,477,871,734.37 - Step 5: Solve for x
x = 4,251,477,871,734.37/2,346,099.48 - Step 6: Final answer
x = 1,812,147.31
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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.