Finding the Fourth Proportional to 3,194,266.87, 4,408,065.26 and 1,743,962.31
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Solution
The fourth proportional to 3,194,266.87, 4,408,065.26 and 1,743,962.31 is: 2,406,655.42
Step by Step Solution
- Step 1: Write the proportion equation
3,194,266.87 : 4,408,065.26 = 1,743,962.31 : x - Step 2: Convert to fraction form
3,194,266.87/4,408,065.26 = 1,743,962.31/x - Step 3: Cross multiply
3,194,266.87x = 4,408,065.26 × 1,743,962.31 - Step 4: Simplify right side
3,194,266.87x = 7,687,499,673,460.35 - Step 5: Solve for x
x = 7,687,499,673,460.35/3,194,266.87 - Step 6: Final answer
x = 2,406,655.42
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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.