Finding the Fourth Proportional to 1,228,524.20, 1,843,118.46 and 375,625.99
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Solution
The fourth proportional to 1,228,524.20, 1,843,118.46 and 375,625.99 is: 563,540.54
Step by Step Solution
- Step 1: Write the proportion equation
1,228,524.20 : 1,843,118.46 = 375,625.99 : x - Step 2: Convert to fraction form
1,228,524.20/1,843,118.46 = 375,625.99/x - Step 3: Cross multiply
1,228,524.20x = 1,843,118.46 × 375,625.99 - Step 4: Simplify right side
1,228,524.20x = 692,323,191,616.98 - Step 5: Solve for x
x = 692,323,191,616.98/1,228,524.20 - Step 6: Final answer
x = 563,540.54
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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.