Finding the Fourth Proportional to 1,679,949.49, 2,519,223.57 and 526,898.97
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Solution
The fourth proportional to 1,679,949.49, 2,519,223.57 and 526,898.97 is: 790,128.70
Step by Step Solution
- Step 1: Write the proportion equation
1,679,949.49 : 2,519,223.57 = 526,898.97 : x - Step 2: Convert to fraction form
1,679,949.49/2,519,223.57 = 526,898.97/x - Step 3: Cross multiply
1,679,949.49x = 2,519,223.57 × 526,898.97 - Step 4: Simplify right side
1,679,949.49x = 1,327,376,304,232.72 - Step 5: Solve for x
x = 1,327,376,304,232.72/1,679,949.49 - Step 6: Final answer
x = 790,128.70
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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.