Finding the Fourth Proportional to 2,182,744.44, 3,012,219.36 and 1,265,041.44
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Solution
The fourth proportional to 2,182,744.44, 3,012,219.36 and 1,265,041.44 is: 1,745,775.75
Step by Step Solution
- Step 1: Write the proportion equation
2,182,744.44 : 3,012,219.36 = 1,265,041.44 : x - Step 2: Convert to fraction form
2,182,744.44/3,012,219.36 = 1,265,041.44/x - Step 3: Cross multiply
2,182,744.44x = 3,012,219.36 × 1,265,041.44 - Step 4: Simplify right side
2,182,744.44x = 3,810,582,316,770.28 - Step 5: Solve for x
x = 3,810,582,316,770.28/2,182,744.44 - Step 6: Final answer
x = 1,745,775.75
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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.