Finding the Fourth Proportional to 4,158,042.90, 6,241,000.95 and 3,559,679.70
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Solution
The fourth proportional to 4,158,042.90, 6,241,000.95 and 3,559,679.70 is: 5,342,889.65
Step by Step Solution
- Step 1: Write the proportion equation
4,158,042.90 : 6,241,000.95 = 3,559,679.70 : x - Step 2: Convert to fraction form
4,158,042.90/6,241,000.95 = 3,559,679.70/x - Step 3: Cross multiply
4,158,042.90x = 6,241,000.95 × 3,559,679.70 - Step 4: Simplify right side
4,158,042.90x = 22,215,964,389,395.72 - Step 5: Solve for x
x = 22,215,964,389,395.72/4,158,042.90 - Step 6: Final answer
x = 5,342,889.65
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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.