Finding the Fourth Proportional to 1,603,340.28, 2,212,544.76 and 959,116.50
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Solution
The fourth proportional to 1,603,340.28, 2,212,544.76 and 959,116.50 is: 1,323,541.99
Step by Step Solution
- Step 1: Write the proportion equation
1,603,340.28 : 2,212,544.76 = 959,116.50 : x - Step 2: Convert to fraction form
1,603,340.28/2,212,544.76 = 959,116.50/x - Step 3: Cross multiply
1,603,340.28x = 2,212,544.76 × 959,116.50 - Step 4: Simplify right side
1,603,340.28x = 2,122,088,186,304.54 - Step 5: Solve for x
x = 2,122,088,186,304.54/1,603,340.28 - Step 6: Final answer
x = 1,323,541.99
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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.