Finding the Fourth Proportional to 4,836,015.72, 6,673,701.60 and 2,660,512.17
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Solution
The fourth proportional to 4,836,015.72, 6,673,701.60 and 2,660,512.17 is: 3,671,506.74
Step by Step Solution
- Step 1: Write the proportion equation
4,836,015.72 : 6,673,701.60 = 2,660,512.17 : x - Step 2: Convert to fraction form
4,836,015.72/6,673,701.60 = 2,660,512.17/x - Step 3: Cross multiply
4,836,015.72x = 6,673,701.60 × 2,660,512.17 - Step 4: Simplify right side
4,836,015.72x = 17,755,464,325,748.47 - Step 5: Solve for x
x = 17,755,464,325,748.47/4,836,015.72 - Step 6: Final answer
x = 3,671,506.74
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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.