Finding the Fourth Proportional to 2,933,395.98, 4,048,273.53 and 1,644,236.70
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Solution
The fourth proportional to 2,933,395.98, 4,048,273.53 and 1,644,236.70 is: 2,269,151.51
Step by Step Solution
- Step 1: Write the proportion equation
2,933,395.98 : 4,048,273.53 = 1,644,236.70 : x - Step 2: Convert to fraction form
2,933,395.98/4,048,273.53 = 1,644,236.70/x - Step 3: Cross multiply
2,933,395.98x = 4,048,273.53 × 1,644,236.70 - Step 4: Simplify right side
2,933,395.98x = 6,656,319,909,664.55 - Step 5: Solve for x
x = 6,656,319,909,664.55/2,933,395.98 - Step 6: Final answer
x = 2,269,151.51
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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.