Finding the Fourth Proportional to 4,151,214.24, 5,728,666.20 and 2,340,365.28
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Solution
The fourth proportional to 4,151,214.24, 5,728,666.20 and 2,340,365.28 is: 3,229,698.76
Step by Step Solution
- Step 1: Write the proportion equation
4,151,214.24 : 5,728,666.20 = 2,340,365.28 : x - Step 2: Convert to fraction form
4,151,214.24/5,728,666.20 = 2,340,365.28/x - Step 3: Cross multiply
4,151,214.24x = 5,728,666.20 × 2,340,365.28 - Step 4: Simplify right side
4,151,214.24x = 13,407,171,475,189.54 - Step 5: Solve for x
x = 13,407,171,475,189.54/4,151,214.24 - Step 6: Final answer
x = 3,229,698.76
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1.5x scale
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.