Finding the Fourth Proportional to 4,371,980.16, 6,544,323.52 and 3,220,524.97
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Solution
The fourth proportional to 4,371,980.16, 6,544,323.52 and 3,220,524.97 is: 4,820,734.88
Step by Step Solution
- Step 1: Write the proportion equation
4,371,980.16 : 6,544,323.52 = 3,220,524.97 : x - Step 2: Convert to fraction form
4,371,980.16/6,544,323.52 = 3,220,524.97/x - Step 3: Cross multiply
4,371,980.16x = 6,544,323.52 × 3,220,524.97 - Step 4: Simplify right side
4,371,980.16x = 21,076,157,283,506.17 - Step 5: Solve for x
x = 21,076,157,283,506.17/4,371,980.16 - Step 6: Final answer
x = 4,820,734.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.