Finding the Fourth Proportional to 3,642,770.40, 5,464,420.80 and 1,398,908.40
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Solution
The fourth proportional to 3,642,770.40, 5,464,420.80 and 1,398,908.40 is: 2,098,464.44
Step by Step Solution
- Step 1: Write the proportion equation
3,642,770.40 : 5,464,420.80 = 1,398,908.40 : x - Step 2: Convert to fraction form
3,642,770.40/5,464,420.80 = 1,398,908.40/x - Step 3: Cross multiply
3,642,770.40x = 5,464,420.80 × 1,398,908.40 - Step 4: Simplify right side
3,642,770.40x = 7,644,224,158,254.72 - Step 5: Solve for x
x = 7,644,224,158,254.72/3,642,770.40 - Step 6: Final answer
x = 2,098,464.44
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.