Finding the Fourth Proportional to 1,449,425.28, 2,000,140.11 and 804,886.68
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Solution
The fourth proportional to 1,449,425.28, 2,000,140.11 and 804,886.68 is: 1,110,706.54
Step by Step Solution
- Step 1: Write the proportion equation
1,449,425.28 : 2,000,140.11 = 804,886.68 : x - Step 2: Convert to fraction form
1,449,425.28/2,000,140.11 = 804,886.68/x - Step 3: Cross multiply
1,449,425.28x = 2,000,140.11 × 804,886.68 - Step 4: Simplify right side
1,449,425.28x = 1,609,886,132,672.74 - Step 5: Solve for x
x = 1,609,886,132,672.74/1,449,425.28 - Step 6: Final answer
x = 1,110,706.54
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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.