Finding the Fourth Proportional to 1,015,497.63, 1,523,209.44 and 408,473.91
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Solution
The fourth proportional to 1,015,497.63, 1,523,209.44 and 408,473.91 is: 612,695.98
Step by Step Solution
- Step 1: Write the proportion equation
1,015,497.63 : 1,523,209.44 = 408,473.91 : x - Step 2: Convert to fraction form
1,015,497.63/1,523,209.44 = 408,473.91/x - Step 3: Cross multiply
1,015,497.63x = 1,523,209.44 × 408,473.91 - Step 4: Simplify right side
1,015,497.63x = 622,191,315,705.71 - Step 5: Solve for x
x = 622,191,315,705.71/1,015,497.63 - Step 6: Final answer
x = 612,695.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.