Finding the Fourth Proportional to 1,641,479.28, 2,464,942.08 and 1,014,378.96
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Solution
The fourth proportional to 1,641,479.28, 2,464,942.08 and 1,014,378.96 is: 1,523,251.26
Step by Step Solution
- Step 1: Write the proportion equation
1,641,479.28 : 2,464,942.08 = 1,014,378.96 : x - Step 2: Convert to fraction form
1,641,479.28/2,464,942.08 = 1,014,378.96/x - Step 3: Cross multiply
1,641,479.28x = 2,464,942.08 × 1,014,378.96 - Step 4: Simplify right side
1,641,479.28x = 2,500,385,383,570.64 - Step 5: Solve for x
x = 2,500,385,383,570.64/1,641,479.28 - Step 6: Final answer
x = 1,523,251.26
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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.