Finding the Fourth Proportional to 3,604,464.64, 4,976,569.30 and 2,134,845.75
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Solution
The fourth proportional to 3,604,464.64, 4,976,569.30 and 2,134,845.75 is: 2,947,513.39
Step by Step Solution
- Step 1: Write the proportion equation
3,604,464.64 : 4,976,569.30 = 2,134,845.75 : x - Step 2: Convert to fraction form
3,604,464.64/4,976,569.30 = 2,134,845.75/x - Step 3: Cross multiply
3,604,464.64x = 4,976,569.30 × 2,134,845.75 - Step 4: Simplify right side
3,604,464.64x = 10,624,207,801,027.78 - Step 5: Solve for x
x = 10,624,207,801,027.78/3,604,464.64 - Step 6: Final answer
x = 2,947,513.39
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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.