Finding the Fourth Proportional to 1,668,947.92, 2,503,617.36 and 531,311.68
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Solution
The fourth proportional to 1,668,947.92, 2,503,617.36 and 531,311.68 is: 797,029.75
Step by Step Solution
- Step 1: Write the proportion equation
1,668,947.92 : 2,503,617.36 = 531,311.68 : x - Step 2: Convert to fraction form
1,668,947.92/2,503,617.36 = 531,311.68/x - Step 3: Cross multiply
1,668,947.92x = 2,503,617.36 × 531,311.68 - Step 4: Simplify right side
1,668,947.92x = 1,330,201,145,618.76 - Step 5: Solve for x
x = 1,330,201,145,618.76/1,668,947.92 - Step 6: Final answer
x = 797,029.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.