Finding the Fourth Proportional to 1,482,432.36, 2,045,976.12 and 938,618.76
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Solution
The fourth proportional to 1,482,432.36, 2,045,976.12 and 938,618.76 is: 1,295,432.84
Step by Step Solution
- Step 1: Write the proportion equation
1,482,432.36 : 2,045,976.12 = 938,618.76 : x - Step 2: Convert to fraction form
1,482,432.36/2,045,976.12 = 938,618.76/x - Step 3: Cross multiply
1,482,432.36x = 2,045,976.12 × 938,618.76 - Step 4: Simplify right side
1,482,432.36x = 1,920,391,568,744.01 - Step 5: Solve for x
x = 1,920,391,568,744.01/1,482,432.36 - Step 6: Final answer
x = 1,295,432.84
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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.