Finding the Fourth Proportional to 4,095,819.90, 5,652,367.20 and 2,235,337.28
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Solution
The fourth proportional to 4,095,819.90, 5,652,367.20 and 2,235,337.28 is: 3,084,839.53
Step by Step Solution
- Step 1: Write the proportion equation
4,095,819.90 : 5,652,367.20 = 2,235,337.28 : x - Step 2: Convert to fraction form
4,095,819.90/5,652,367.20 = 2,235,337.28/x - Step 3: Cross multiply
4,095,819.90x = 5,652,367.20 × 2,235,337.28 - Step 4: Simplify right side
4,095,819.90x = 12,634,947,122,409.21 - Step 5: Solve for x
x = 12,634,947,122,409.21/4,095,819.90 - Step 6: Final answer
x = 3,084,839.53
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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.