Finding the Fourth Proportional to 1,798,365.65, 2,481,715.62 and 982,551.81
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Solution
The fourth proportional to 1,798,365.65, 2,481,715.62 and 982,551.81 is: 1,355,905.67
Step by Step Solution
- Step 1: Write the proportion equation
1,798,365.65 : 2,481,715.62 = 982,551.81 : x - Step 2: Convert to fraction form
1,798,365.65/2,481,715.62 = 982,551.81/x - Step 3: Cross multiply
1,798,365.65x = 2,481,715.62 × 982,551.81 - Step 4: Simplify right side
1,798,365.65x = 2,438,414,174,336.27 - Step 5: Solve for x
x = 2,438,414,174,336.27/1,798,365.65 - Step 6: Final answer
x = 1,355,905.67
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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.