Finding the Fourth Proportional to 2,690,600.31, 3,710,928.87 and 1,723,821.12
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Solution
The fourth proportional to 2,690,600.31, 3,710,928.87 and 1,723,821.12 is: 2,377,528.00
Step by Step Solution
- Step 1: Write the proportion equation
2,690,600.31 : 3,710,928.87 = 1,723,821.12 : x - Step 2: Convert to fraction form
2,690,600.31/3,710,928.87 = 1,723,821.12/x - Step 3: Cross multiply
2,690,600.31x = 3,710,928.87 × 1,723,821.12 - Step 4: Simplify right side
2,690,600.31x = 6,396,977,560,923.74 - Step 5: Solve for x
x = 6,396,977,560,923.74/2,690,600.31 - Step 6: Final answer
x = 2,377,528.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.