Finding the Fourth Proportional to 1,457,397.49, 2,185,622.60 and 484,500.63
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Solution
The fourth proportional to 1,457,397.49, 2,185,622.60 and 484,500.63 is: 726,593.49
Step by Step Solution
- Step 1: Write the proportion equation
1,457,397.49 : 2,185,622.60 = 484,500.63 : x - Step 2: Convert to fraction form
1,457,397.49/2,185,622.60 = 484,500.63/x - Step 3: Cross multiply
1,457,397.49x = 2,185,622.60 × 484,500.63 - Step 4: Simplify right side
1,457,397.49x = 1,058,935,526,642.24 - Step 5: Solve for x
x = 1,058,935,526,642.24/1,457,397.49 - Step 6: Final answer
x = 726,593.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.