Finding the Fourth Proportional to 3,194,575.84, 4,408,486.86 and 1,744,264.36
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Solution
The fourth proportional to 3,194,575.84, 4,408,486.86 and 1,744,264.36 is: 2,407,069.64
Step by Step Solution
- Step 1: Write the proportion equation
3,194,575.84 : 4,408,486.86 = 1,744,264.36 : x - Step 2: Convert to fraction form
3,194,575.84/4,408,486.86 = 1,744,264.36/x - Step 3: Cross multiply
3,194,575.84x = 4,408,486.86 × 1,744,264.36 - Step 4: Simplify right side
3,194,575.84x = 7,689,566,511,426.31 - Step 5: Solve for x
x = 7,689,566,511,426.31/3,194,575.84 - Step 6: Final answer
x = 2,407,069.64
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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.