Finding the Fourth Proportional to 2,023,411.52, 2,793,609.60 and 1,298,571.68
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Solution
The fourth proportional to 2,023,411.52, 2,793,609.60 and 1,298,571.68 is: 1,792,864.32
Step by Step Solution
- Step 1: Write the proportion equation
2,023,411.52 : 2,793,609.60 = 1,298,571.68 : x - Step 2: Convert to fraction form
2,023,411.52/2,793,609.60 = 1,298,571.68/x - Step 3: Cross multiply
2,023,411.52x = 2,793,609.60 × 1,298,571.68 - Step 4: Simplify right side
2,023,411.52x = 3,627,702,311,536.13 - Step 5: Solve for x
x = 3,627,702,311,536.13/2,023,411.52 - Step 6: Final answer
x = 1,792,864.32
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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.