Finding the Fourth Proportional to 1,768,812.48, 2,440,958.40 and 963,996.48
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Solution
The fourth proportional to 1,768,812.48, 2,440,958.40 and 963,996.48 is: 1,330,313.60
Step by Step Solution
- Step 1: Write the proportion equation
1,768,812.48 : 2,440,958.40 = 963,996.48 : x - Step 2: Convert to fraction form
1,768,812.48/2,440,958.40 = 963,996.48/x - Step 3: Cross multiply
1,768,812.48x = 2,440,958.40 × 963,996.48 - Step 4: Simplify right side
1,768,812.48x = 2,353,075,305,426.43 - Step 5: Solve for x
x = 2,353,075,305,426.43/1,768,812.48 - Step 6: Final answer
x = 1,330,313.60
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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.