Finding the Fourth Proportional to 1,628,504.36, 2,247,103.27 and 974,973.79
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Solution
The fourth proportional to 1,628,504.36, 2,247,103.27 and 974,973.79 is: 1,345,324.48
Step by Step Solution
- Step 1: Write the proportion equation
1,628,504.36 : 2,247,103.27 = 974,973.79 : x - Step 2: Convert to fraction form
1,628,504.36/2,247,103.27 = 974,973.79/x - Step 3: Cross multiply
1,628,504.36x = 2,247,103.27 × 974,973.79 - Step 4: Simplify right side
1,628,504.36x = 2,190,866,780,318.92 - Step 5: Solve for x
x = 2,190,866,780,318.92/1,628,504.36 - Step 6: Final answer
x = 1,345,324.48
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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.