Finding the Fourth Proportional to 1,768,285.50, 2,440,233.99 and 963,469.50
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Solution
The fourth proportional to 1,768,285.50, 2,440,233.99 and 963,469.50 is: 1,329,587.91
Step by Step Solution
- Step 1: Write the proportion equation
1,768,285.50 : 2,440,233.99 = 963,469.50 : x - Step 2: Convert to fraction form
1,768,285.50/2,440,233.99 = 963,469.50/x - Step 3: Cross multiply
1,768,285.50x = 2,440,233.99 × 963,469.50 - Step 4: Simplify right side
1,768,285.50x = 2,351,091,022,228.31 - Step 5: Solve for x
x = 2,351,091,022,228.31/1,768,285.50 - Step 6: Final answer
x = 1,329,587.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.