Finding the Fourth Proportional to 1,582,817.08, 2,373,964.80 and 445,658.08
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Solution
The fourth proportional to 1,582,817.08, 2,373,964.80 and 445,658.08 is: 668,413.68
Step by Step Solution
- Step 1: Write the proportion equation
1,582,817.08 : 2,373,964.80 = 445,658.08 : x - Step 2: Convert to fraction form
1,582,817.08/2,373,964.80 = 445,658.08/x - Step 3: Cross multiply
1,582,817.08x = 2,373,964.80 × 445,658.08 - Step 4: Simplify right side
1,582,817.08x = 1,057,976,594,755.58 - Step 5: Solve for x
x = 1,057,976,594,755.58/1,582,817.08 - Step 6: Final answer
x = 668,413.68
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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.