Finding the Fourth Proportional to 4,994,480.84, 6,890,696.58 and 3,251,354.36
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Solution
The fourth proportional to 4,994,480.84, 6,890,696.58 and 3,251,354.36 is: 4,485,770.81
Step by Step Solution
- Step 1: Write the proportion equation
4,994,480.84 : 6,890,696.58 = 3,251,354.36 : x - Step 2: Convert to fraction form
4,994,480.84/6,890,696.58 = 3,251,354.36/x - Step 3: Cross multiply
4,994,480.84x = 6,890,696.58 × 3,251,354.36 - Step 4: Simplify right side
4,994,480.84x = 22,404,096,368,820.09 - Step 5: Solve for x
x = 22,404,096,368,820.09/4,994,480.84 - Step 6: Final answer
x = 4,485,770.81
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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.