Finding the Fourth Proportional to 5,984,362.76, 8,970,557.94 and 2,145,140.84
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Solution
The fourth proportional to 5,984,362.76, 8,970,557.94 and 2,145,140.84 is: 3,215,565.46
Step by Step Solution
- Step 1: Write the proportion equation
5,984,362.76 : 8,970,557.94 = 2,145,140.84 : x - Step 2: Convert to fraction form
5,984,362.76/8,970,557.94 = 2,145,140.84/x - Step 3: Cross multiply
5,984,362.76x = 8,970,557.94 × 2,145,140.84 - Step 4: Simplify right side
5,984,362.76x = 19,243,110,194,680.27 - Step 5: Solve for x
x = 19,243,110,194,680.27/5,984,362.76 - Step 6: Final answer
x = 3,215,565.46
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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.