Finding the Fourth Proportional to 4,633,623.60, 6,945,366.60 and 1,640,266.80
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Solution
The fourth proportional to 4,633,623.60, 6,945,366.60 and 1,640,266.80 is: 2,458,605.88
Step by Step Solution
- Step 1: Write the proportion equation
4,633,623.60 : 6,945,366.60 = 1,640,266.80 : x - Step 2: Convert to fraction form
4,633,623.60/6,945,366.60 = 1,640,266.80/x - Step 3: Cross multiply
4,633,623.60x = 6,945,366.60 × 1,640,266.80 - Step 4: Simplify right side
4,633,623.60x = 11,392,254,247,808.88 - Step 5: Solve for x
x = 11,392,254,247,808.88/4,633,623.60 - Step 6: Final answer
x = 2,458,605.88
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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.