Finding the Fourth Proportional to 1,673,617.85, 2,309,544.09 and 948,532.58
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Solution
The fourth proportional to 1,673,617.85, 2,309,544.09 and 948,532.58 is: 1,308,947.45
Step by Step Solution
- Step 1: Write the proportion equation
1,673,617.85 : 2,309,544.09 = 948,532.58 : x - Step 2: Convert to fraction form
1,673,617.85/2,309,544.09 = 948,532.58/x - Step 3: Cross multiply
1,673,617.85x = 2,309,544.09 × 948,532.58 - Step 4: Simplify right side
1,673,617.85x = 2,190,677,811,424.52 - Step 5: Solve for x
x = 2,190,677,811,424.52/1,673,617.85 - Step 6: Final answer
x = 1,308,947.45
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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.