Finding the Fourth Proportional to 756,991.56, 1,134,552.37 and 649,620.80
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Solution
The fourth proportional to 756,991.56, 1,134,552.37 and 649,620.80 is: 973,628.85
Step by Step Solution
- Step 1: Write the proportion equation
756,991.56 : 1,134,552.37 = 649,620.80 : x - Step 2: Convert to fraction form
756,991.56/1,134,552.37 = 649,620.80/x - Step 3: Cross multiply
756,991.56x = 1,134,552.37 × 649,620.80 - Step 4: Simplify right side
756,991.56x = 737,028,818,241.30 - Step 5: Solve for x
x = 737,028,818,241.30/756,991.56 - Step 6: Final answer
x = 973,628.85
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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.