Finding the Fourth Proportional to 3,983,800.44, 5,498,070.30 and 2,435,969.28
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Solution
The fourth proportional to 3,983,800.44, 5,498,070.30 and 2,435,969.28 is: 3,361,897.90
Step by Step Solution
- Step 1: Write the proportion equation
3,983,800.44 : 5,498,070.30 = 2,435,969.28 : x - Step 2: Convert to fraction form
3,983,800.44/5,498,070.30 = 2,435,969.28/x - Step 3: Cross multiply
3,983,800.44x = 5,498,070.30 × 2,435,969.28 - Step 4: Simplify right side
3,983,800.44x = 13,393,130,350,080.38 - Step 5: Solve for x
x = 13,393,130,350,080.38/3,983,800.44 - Step 6: Final answer
x = 3,361,897.90
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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.