Finding the Fourth Proportional to 4,949,435.28, 6,831,178.64 and 3,227,566.44
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Solution
The fourth proportional to 4,949,435.28, 6,831,178.64 and 3,227,566.44 is: 4,454,666.38
Step by Step Solution
- Step 1: Write the proportion equation
4,949,435.28 : 6,831,178.64 = 3,227,566.44 : x - Step 2: Convert to fraction form
4,949,435.28/6,831,178.64 = 3,227,566.44/x - Step 3: Cross multiply
4,949,435.28x = 6,831,178.64 × 3,227,566.44 - Step 4: Simplify right side
4,949,435.28x = 22,048,082,924,108.84 - Step 5: Solve for x
x = 22,048,082,924,108.84/4,949,435.28 - Step 6: Final answer
x = 4,454,666.38
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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.