Finding the Fourth Proportional to 1,180,378.08, 1,628,552.44 and 697,114.24
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Solution
The fourth proportional to 1,180,378.08, 1,628,552.44 and 697,114.24 is: 961,799.54
Step by Step Solution
- Step 1: Write the proportion equation
1,180,378.08 : 1,628,552.44 = 697,114.24 : x - Step 2: Convert to fraction form
1,180,378.08/1,628,552.44 = 697,114.24/x - Step 3: Cross multiply
1,180,378.08x = 1,628,552.44 × 697,114.24 - Step 4: Simplify right side
1,180,378.08x = 1,135,287,096,510.75 - Step 5: Solve for x
x = 1,135,287,096,510.75/1,180,378.08 - Step 6: Final answer
x = 961,799.54
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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.