Finding the Fourth Proportional to 2,074,386, 3,111,579 and 498,450
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Solution
The fourth proportional to 2,074,386, 3,111,579 and 498,450 is: 747,675
Step by Step Solution
- Step 1: Write the proportion equation
2,074,386 : 3,111,579 = 498,450 : x - Step 2: Convert to fraction form
2,074,386/3,111,579 = 498,450/x - Step 3: Cross multiply
2,074,386x = 3,111,579 × 498,450 - Step 4: Simplify right side
2,074,386x = 1,550,966,552,550 - Step 5: Solve for x
x = 1,550,966,552,550/2,074,386 - Step 6: Final answer
x = 747,675
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.