Finding the Fourth Proportional to 1,124,450.88, 1,686,902.08 and 414,482.56
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Solution
The fourth proportional to 1,124,450.88, 1,686,902.08 and 414,482.56 is: 621,807.06
Step by Step Solution
- Step 1: Write the proportion equation
1,124,450.88 : 1,686,902.08 = 414,482.56 : x - Step 2: Convert to fraction form
1,124,450.88/1,686,902.08 = 414,482.56/x - Step 3: Cross multiply
1,124,450.88x = 1,686,902.08 × 414,482.56 - Step 4: Simplify right side
1,124,450.88x = 699,191,492,587.73 - Step 5: Solve for x
x = 699,191,492,587.73/1,124,450.88 - Step 6: Final answer
x = 621,807.06
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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.