Finding the Fourth Proportional to 2,998,449.12, 4,497,673.68 and 868,533.96
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Solution
The fourth proportional to 2,998,449.12, 4,497,673.68 and 868,533.96 is: 1,302,800.94
Step by Step Solution
- Step 1: Write the proportion equation
2,998,449.12 : 4,497,673.68 = 868,533.96 : x - Step 2: Convert to fraction form
2,998,449.12/4,497,673.68 = 868,533.96/x - Step 3: Cross multiply
2,998,449.12x = 4,497,673.68 × 868,533.96 - Step 4: Simplify right side
2,998,449.12x = 3,906,382,332,078.17 - Step 5: Solve for x
x = 3,906,382,332,078.17/2,998,449.12 - Step 6: Final answer
x = 1,302,800.94
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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.