Finding the Fourth Proportional to 4,982,683.20, 6,876,102.88 and 2,690,843.84
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Solution
The fourth proportional to 4,982,683.20, 6,876,102.88 and 2,690,843.84 is: 3,713,364.53
Step by Step Solution
- Step 1: Write the proportion equation
4,982,683.20 : 6,876,102.88 = 2,690,843.84 : x - Step 2: Convert to fraction form
4,982,683.20/6,876,102.88 = 2,690,843.84/x - Step 3: Cross multiply
4,982,683.20x = 6,876,102.88 × 2,690,843.84 - Step 4: Simplify right side
4,982,683.20x = 18,502,519,077,854.26 - Step 5: Solve for x
x = 18,502,519,077,854.26/4,982,683.20 - Step 6: Final answer
x = 3,713,364.53
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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.