Finding the Fourth Proportional to 4,395,866.90, 6,066,484.50 and 2,560,028.90
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Solution
The fourth proportional to 4,395,866.90, 6,066,484.50 and 2,560,028.90 is: 3,532,949.47
Step by Step Solution
- Step 1: Write the proportion equation
4,395,866.90 : 6,066,484.50 = 2,560,028.90 : x - Step 2: Convert to fraction form
4,395,866.90/6,066,484.50 = 2,560,028.90/x - Step 3: Cross multiply
4,395,866.90x = 6,066,484.50 × 2,560,028.90 - Step 4: Simplify right side
4,395,866.90x = 15,530,375,641,402.05 - Step 5: Solve for x
x = 15,530,375,641,402.05/4,395,866.90 - Step 6: Final answer
x = 3,532,949.47
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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.