Finding the Fourth Proportional to 2,989,837.49, 4,485,470.67 and 968,083.79
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Solution
The fourth proportional to 2,989,837.49, 4,485,470.67 and 968,083.79 is: 1,452,357.01
Step by Step Solution
- Step 1: Write the proportion equation
2,989,837.49 : 4,485,470.67 = 968,083.79 : x - Step 2: Convert to fraction form
2,989,837.49/4,485,470.67 = 968,083.79/x - Step 3: Cross multiply
2,989,837.49x = 4,485,470.67 × 968,083.79 - Step 4: Simplify right side
2,989,837.49x = 4,342,311,423,720.09 - Step 5: Solve for x
x = 4,342,311,423,720.09/2,989,837.49 - Step 6: Final answer
x = 1,452,357.01
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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.