Finding the Fourth Proportional to 1,486,520.77, 2,230,113.39 and 475,703.44
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Solution
The fourth proportional to 1,486,520.77, 2,230,113.39 and 475,703.44 is: 713,661.48
Step by Step Solution
- Step 1: Write the proportion equation
1,486,520.77 : 2,230,113.39 = 475,703.44 : x - Step 2: Convert to fraction form
1,486,520.77/2,230,113.39 = 475,703.44/x - Step 3: Cross multiply
1,486,520.77x = 2,230,113.39 × 475,703.44 - Step 4: Simplify right side
1,486,520.77x = 1,060,872,611,213.06 - Step 5: Solve for x
x = 1,060,872,611,213.06/1,486,520.77 - Step 6: Final answer
x = 713,661.48
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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.