Finding the Fourth Proportional to 2,372,539.64, 3,558,907.88 and 689,643.14
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Solution
The fourth proportional to 2,372,539.64, 3,558,907.88 and 689,643.14 is: 1,034,493.32
Step by Step Solution
- Step 1: Write the proportion equation
2,372,539.64 : 3,558,907.88 = 689,643.14 : x - Step 2: Convert to fraction form
2,372,539.64/3,558,907.88 = 689,643.14/x - Step 3: Cross multiply
2,372,539.64x = 3,558,907.88 × 689,643.14 - Step 4: Simplify right side
2,372,539.64x = 2,454,376,401,885.73 - Step 5: Solve for x
x = 2,454,376,401,885.73/2,372,539.64 - Step 6: Final answer
x = 1,034,493.32
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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.