Finding the Fourth Proportional to 4,162,503.78, 6,244,428.90 and 1,283,197.02
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Solution
The fourth proportional to 4,162,503.78, 6,244,428.90 and 1,283,197.02 is: 1,925,003.07
Step by Step Solution
- Step 1: Write the proportion equation
4,162,503.78 : 6,244,428.90 = 1,283,197.02 : x - Step 2: Convert to fraction form
4,162,503.78/6,244,428.90 = 1,283,197.02/x - Step 3: Cross multiply
4,162,503.78x = 6,244,428.90 × 1,283,197.02 - Step 4: Simplify right side
4,162,503.78x = 8,012,832,556,081.88 - Step 5: Solve for x
x = 8,012,832,556,081.88/4,162,503.78 - Step 6: Final answer
x = 1,925,003.07
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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.