Finding the Fourth Proportional to 3,230,362.94, 4,457,844.87 and 1,872,362.30
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Solution
The fourth proportional to 3,230,362.94, 4,457,844.87 and 1,872,362.30 is: 2,583,827.52
Step by Step Solution
- Step 1: Write the proportion equation
3,230,362.94 : 4,457,844.87 = 1,872,362.30 : x - Step 2: Convert to fraction form
3,230,362.94/4,457,844.87 = 1,872,362.30/x - Step 3: Cross multiply
3,230,362.94x = 4,457,844.87 × 1,872,362.30 - Step 4: Simplify right side
3,230,362.94x = 8,346,700,673,836.40 - Step 5: Solve for x
x = 8,346,700,673,836.40/3,230,362.94 - Step 6: Final answer
x = 2,583,827.52
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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.