Finding the Fourth Proportional to 1,798,378.50, 2,481,732.98 and 982,564.63
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Solution
The fourth proportional to 1,798,378.50, 2,481,732.98 and 982,564.63 is: 1,355,923.15
Step by Step Solution
- Step 1: Write the proportion equation
1,798,378.50 : 2,481,732.98 = 982,564.63 : x - Step 2: Convert to fraction form
1,798,378.50/2,481,732.98 = 982,564.63/x - Step 3: Cross multiply
1,798,378.50x = 2,481,732.98 × 982,564.63 - Step 4: Simplify right side
1,798,378.50x = 2,438,463,039,819.96 - Step 5: Solve for x
x = 2,438,463,039,819.96/1,798,378.50 - Step 6: Final answer
x = 1,355,923.15
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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.