Finding the Fourth Proportional to 2,310,652.50, 3,188,455.14 and 1,277,996.19
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Solution
The fourth proportional to 2,310,652.50, 3,188,455.14 and 1,277,996.19 is: 1,763,499.06
Step by Step Solution
- Step 1: Write the proportion equation
2,310,652.50 : 3,188,455.14 = 1,277,996.19 : x - Step 2: Convert to fraction form
2,310,652.50/3,188,455.14 = 1,277,996.19/x - Step 3: Cross multiply
2,310,652.50x = 3,188,455.14 × 1,277,996.19 - Step 4: Simplify right side
2,310,652.50x = 4,074,833,520,905.92 - Step 5: Solve for x
x = 4,074,833,520,905.92/2,310,652.50 - Step 6: Final answer
x = 1,763,499.06
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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.