Finding the Fourth Proportional to 2,046,052.44, 2,823,487.64 and 1,128,320.32
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Solution
The fourth proportional to 2,046,052.44, 2,823,487.64 and 1,128,320.32 is: 1,557,046.35
Step by Step Solution
- Step 1: Write the proportion equation
2,046,052.44 : 2,823,487.64 = 1,128,320.32 : x - Step 2: Convert to fraction form
2,046,052.44/2,823,487.64 = 1,128,320.32/x - Step 3: Cross multiply
2,046,052.44x = 2,823,487.64 × 1,128,320.32 - Step 4: Simplify right side
2,046,052.44x = 3,185,798,477,480.85 - Step 5: Solve for x
x = 3,185,798,477,480.85/2,046,052.44 - Step 6: Final answer
x = 1,557,046.35
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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.