Finding the Fourth Proportional to 4,806,734.40, 6,633,311.76 and 2,631,479.94
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Solution
The fourth proportional to 4,806,734.40, 6,633,311.76 and 2,631,479.94 is: 3,631,452.33
Step by Step Solution
- Step 1: Write the proportion equation
4,806,734.40 : 6,633,311.76 = 2,631,479.94 : x - Step 2: Convert to fraction form
4,806,734.40/6,633,311.76 = 2,631,479.94/x - Step 3: Cross multiply
4,806,734.40x = 6,633,311.76 × 2,631,479.94 - Step 4: Simplify right side
4,806,734.40x = 17,455,426,832,206.09 - Step 5: Solve for x
x = 17,455,426,832,206.09/4,806,734.40 - Step 6: Final answer
x = 3,631,452.33
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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.