Finding the Fourth Proportional to 1,689,879.66, 2,533,376.07 and 624,723.18
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Solution
The fourth proportional to 1,689,879.66, 2,533,376.07 and 624,723.18 is: 936,551.16
Step by Step Solution
- Step 1: Write the proportion equation
1,689,879.66 : 2,533,376.07 = 624,723.18 : x - Step 2: Convert to fraction form
1,689,879.66/2,533,376.07 = 624,723.18/x - Step 3: Cross multiply
1,689,879.66x = 2,533,376.07 × 624,723.18 - Step 4: Simplify right side
1,689,879.66x = 1,582,658,754,586.30 - Step 5: Solve for x
x = 1,582,658,754,586.30/1,689,879.66 - Step 6: Final answer
x = 936,551.16
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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.