Finding the Fourth Proportional to 1,314,162.92, 1,971,235.49 and 707,236.85
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Solution
The fourth proportional to 1,314,162.92, 1,971,235.49 and 707,236.85 is: 1,060,850.49
Step by Step Solution
- Step 1: Write the proportion equation
1,314,162.92 : 1,971,235.49 = 707,236.85 : x - Step 2: Convert to fraction form
1,314,162.92/1,971,235.49 = 707,236.85/x - Step 3: Cross multiply
1,314,162.92x = 1,971,235.49 × 707,236.85 - Step 4: Simplify right side
1,314,162.92x = 1,394,130,379,947.71 - Step 5: Solve for x
x = 1,394,130,379,947.71/1,314,162.92 - Step 6: Final answer
x = 1,060,850.49
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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.