Finding the Fourth Proportional to 4,440,694.48, 6,128,208.54 and 2,605,184.02
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Solution
The fourth proportional to 4,440,694.48, 6,128,208.54 and 2,605,184.02 is: 3,595,183.37
Step by Step Solution
- Step 1: Write the proportion equation
4,440,694.48 : 6,128,208.54 = 2,605,184.02 : x - Step 2: Convert to fraction form
4,440,694.48/6,128,208.54 = 2,605,184.02/x - Step 3: Cross multiply
4,440,694.48x = 6,128,208.54 × 2,605,184.02 - Step 4: Simplify right side
4,440,694.48x = 15,965,110,959,635.53 - Step 5: Solve for x
x = 15,965,110,959,635.53/4,440,694.48 - Step 6: Final answer
x = 3,595,183.37
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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.