Finding the Fourth Proportional to 1,472,601.36, 2,208,355.11 and 512,810.49
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Solution
The fourth proportional to 1,472,601.36, 2,208,355.11 and 512,810.49 is: 769,025.28
Step by Step Solution
- Step 1: Write the proportion equation
1,472,601.36 : 2,208,355.11 = 512,810.49 : x - Step 2: Convert to fraction form
1,472,601.36/2,208,355.11 = 512,810.49/x - Step 3: Cross multiply
1,472,601.36x = 2,208,355.11 × 512,810.49 - Step 4: Simplify right side
1,472,601.36x = 1,132,467,666,053.10 - Step 5: Solve for x
x = 1,132,467,666,053.10/1,472,601.36 - Step 6: Final answer
x = 769,025.28
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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.