Finding the Fourth Proportional to 941,068.21, 1,410,808.56 and 408,187.84
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Solution
The fourth proportional to 941,068.21, 1,410,808.56 and 408,187.84 is: 611,937.47
Step by Step Solution
- Step 1: Write the proportion equation
941,068.21 : 1,410,808.56 = 408,187.84 : x - Step 2: Convert to fraction form
941,068.21/1,410,808.56 = 408,187.84/x - Step 3: Cross multiply
941,068.21x = 1,410,808.56 × 408,187.84 - Step 4: Simplify right side
941,068.21x = 575,874,898,759.91 - Step 5: Solve for x
x = 575,874,898,759.91/941,068.21 - Step 6: Final answer
x = 611,937.47
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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.