Finding the Fourth Proportional to 1,074,495.84, 1,611,396.21 and 354,675.84
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Solution
The fourth proportional to 1,074,495.84, 1,611,396.21 and 354,675.84 is: 531,899.04
Step by Step Solution
- Step 1: Write the proportion equation
1,074,495.84 : 1,611,396.21 = 354,675.84 : x - Step 2: Convert to fraction form
1,074,495.84/1,611,396.21 = 354,675.84/x - Step 3: Cross multiply
1,074,495.84x = 1,611,396.21 × 354,675.84 - Step 4: Simplify right side
1,074,495.84x = 571,523,304,354.57 - Step 5: Solve for x
x = 571,523,304,354.57/1,074,495.84 - Step 6: Final answer
x = 531,899.04
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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.