Finding the Fourth Proportional to 2,427,949.49, 3,641,578.86 and 989,260.70
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Solution
The fourth proportional to 2,427,949.49, 3,641,578.86 and 989,260.70 is: 1,483,750.33
Step by Step Solution
- Step 1: Write the proportion equation
2,427,949.49 : 3,641,578.86 = 989,260.70 : x - Step 2: Convert to fraction form
2,427,949.49/3,641,578.86 = 989,260.70/x - Step 3: Cross multiply
2,427,949.49x = 3,641,578.86 × 989,260.70 - Step 4: Simplify right side
2,427,949.49x = 3,602,470,837,650.64 - Step 5: Solve for x
x = 3,602,470,837,650.64/2,427,949.49 - Step 6: Final answer
x = 1,483,750.33
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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.