Finding the Fourth Proportional to 2,395,448.10, 3,574,839.26 and 2,139,858.18
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Solution
The fourth proportional to 2,395,448.10, 3,574,839.26 and 2,139,858.18 is: 3,193,410.46
Step by Step Solution
- Step 1: Write the proportion equation
2,395,448.10 : 3,574,839.26 = 2,139,858.18 : x - Step 2: Convert to fraction form
2,395,448.10/3,574,839.26 = 2,139,858.18/x - Step 3: Cross multiply
2,395,448.10x = 3,574,839.26 × 2,139,858.18 - Step 4: Simplify right side
2,395,448.10x = 7,649,649,021,996.86 - Step 5: Solve for x
x = 7,649,649,021,996.86/2,395,448.10 - Step 6: Final answer
x = 3,193,410.46
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.