Finding the Fourth Proportional to 1,317,805.00, 1,974,451.55 and 719,186.65
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Solution
The fourth proportional to 1,317,805.00, 1,974,451.55 and 719,186.65 is: 1,077,548.80
Step by Step Solution
- Step 1: Write the proportion equation
1,317,805.00 : 1,974,451.55 = 719,186.65 : x - Step 2: Convert to fraction form
1,317,805.00/1,974,451.55 = 719,186.65/x - Step 3: Cross multiply
1,317,805.00x = 1,974,451.55 × 719,186.65 - Step 4: Simplify right side
1,317,805.00x = 1,419,999,187,299.75 - Step 5: Solve for x
x = 1,419,999,187,299.75/1,317,805.00 - Step 6: Final answer
x = 1,077,548.80
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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.