Finding the Fourth Proportional to 4,949,434.28, 6,831,177.26 and 3,227,565.44
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Solution
The fourth proportional to 4,949,434.28, 6,831,177.26 and 3,227,565.44 is: 4,454,664.99
Step by Step Solution
- Step 1: Write the proportion equation
4,949,434.28 : 6,831,177.26 = 3,227,565.44 : x - Step 2: Convert to fraction form
4,949,434.28/6,831,177.26 = 3,227,565.44/x - Step 3: Cross multiply
4,949,434.28x = 6,831,177.26 × 3,227,565.44 - Step 4: Simplify right side
4,949,434.28x = 22,048,071,588,596.18 - Step 5: Solve for x
x = 22,048,071,588,596.18/4,949,434.28 - Step 6: Final answer
x = 4,454,664.99
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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.