Finding the Fourth Proportional to 1,107,503.91, 1,528,355.34 and 598,206.29
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Solution
The fourth proportional to 1,107,503.91, 1,528,355.34 and 598,206.29 is: 825,524.64
Step by Step Solution
- Step 1: Write the proportion equation
1,107,503.91 : 1,528,355.34 = 598,206.29 : x - Step 2: Convert to fraction form
1,107,503.91/1,528,355.34 = 598,206.29/x - Step 3: Cross multiply
1,107,503.91x = 1,528,355.34 × 598,206.29 - Step 4: Simplify right side
1,107,503.91x = 914,271,770,101.31 - Step 5: Solve for x
x = 914,271,770,101.31/1,107,503.91 - Step 6: Final answer
x = 825,524.64
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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.