Finding the Fourth Proportional to 1,768,452.48, 2,440,463.99 and 963,636.48
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Solution
The fourth proportional to 1,768,452.48, 2,440,463.99 and 963,636.48 is: 1,329,818.10
Step by Step Solution
- Step 1: Write the proportion equation
1,768,452.48 : 2,440,463.99 = 963,636.48 : x - Step 2: Convert to fraction form
1,768,452.48/2,440,463.99 = 963,636.48/x - Step 3: Cross multiply
1,768,452.48x = 2,440,463.99 × 963,636.48 - Step 4: Simplify right side
1,768,452.48x = 2,351,720,124,072.17 - Step 5: Solve for x
x = 2,351,720,124,072.17/1,768,452.48 - Step 6: Final answer
x = 1,329,818.10
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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.