Finding the Fourth Proportional to 4,673,883.84, 6,449,935.92 and 2,608,781.28
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Solution
The fourth proportional to 4,673,883.84, 6,449,935.92 and 2,608,781.28 is: 3,600,104.89
Step by Step Solution
- Step 1: Write the proportion equation
4,673,883.84 : 6,449,935.92 = 2,608,781.28 : x - Step 2: Convert to fraction form
4,673,883.84/6,449,935.92 = 2,608,781.28/x - Step 3: Cross multiply
4,673,883.84x = 6,449,935.92 × 2,608,781.28 - Step 4: Simplify right side
4,673,883.84x = 16,826,472,085,295.58 - Step 5: Solve for x
x = 16,826,472,085,295.58/4,673,883.84 - Step 6: Final answer
x = 3,600,104.89
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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.