Finding the Fourth Proportional to 724,670.28, 1,082,125.47 and 591,814.08
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Solution
The fourth proportional to 724,670.28, 1,082,125.47 and 591,814.08 is: 883,735.83
Step by Step Solution
- Step 1: Write the proportion equation
724,670.28 : 1,082,125.47 = 591,814.08 : x - Step 2: Convert to fraction form
724,670.28/1,082,125.47 = 591,814.08/x - Step 3: Cross multiply
724,670.28x = 1,082,125.47 × 591,814.08 - Step 4: Simplify right side
724,670.28x = 640,417,089,472.62 - Step 5: Solve for x
x = 640,417,089,472.62/724,670.28 - Step 6: Final answer
x = 883,735.83
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.