Finding the Fourth Proportional to 4,335,072.78, 6,503,522.24 and 1,639,338.31
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Solution
The fourth proportional to 4,335,072.78, 6,503,522.24 and 1,639,338.31 is: 2,459,352.74
Step by Step Solution
- Step 1: Write the proportion equation
4,335,072.78 : 6,503,522.24 = 1,639,338.31 : x - Step 2: Convert to fraction form
4,335,072.78/6,503,522.24 = 1,639,338.31/x - Step 3: Cross multiply
4,335,072.78x = 6,503,522.24 × 1,639,338.31 - Step 4: Simplify right side
4,335,072.78x = 10,661,473,125,451.40 - Step 5: Solve for x
x = 10,661,473,125,451.40/4,335,072.78 - Step 6: Final answer
x = 2,459,352.74
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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.