Finding the Fourth Proportional to 2,681,574.40, 4,021,292.40 and 883,957.60
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Solution
The fourth proportional to 2,681,574.40, 4,021,292.40 and 883,957.60 is: 1,325,583.95
Step by Step Solution
- Step 1: Write the proportion equation
2,681,574.40 : 4,021,292.40 = 883,957.60 : x - Step 2: Convert to fraction form
2,681,574.40/4,021,292.40 = 883,957.60/x - Step 3: Cross multiply
2,681,574.40x = 4,021,292.40 × 883,957.60 - Step 4: Simplify right side
2,681,574.40x = 3,554,651,978,802.24 - Step 5: Solve for x
x = 3,554,651,978,802.24/2,681,574.40 - Step 6: Final answer
x = 1,325,583.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.