Finding the Fourth Proportional to 1,477,799.42, 2,039,366.68 and 798,735.92
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Solution
The fourth proportional to 1,477,799.42, 2,039,366.68 and 798,735.92 is: 1,102,257.45
Step by Step Solution
- Step 1: Write the proportion equation
1,477,799.42 : 2,039,366.68 = 798,735.92 : x - Step 2: Convert to fraction form
1,477,799.42/2,039,366.68 = 798,735.92/x - Step 3: Cross multiply
1,477,799.42x = 2,039,366.68 × 798,735.92 - Step 4: Simplify right side
1,477,799.42x = 1,628,915,409,173.47 - Step 5: Solve for x
x = 1,628,915,409,173.47/1,477,799.42 - Step 6: Final answer
x = 1,102,257.45
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1.5x scale
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.