Finding the Fourth Proportional to 3,440,566.36, 4,748,143.62 and 1,912,699
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Solution
The fourth proportional to 3,440,566.36, 4,748,143.62 and 1,912,699 is: 2,639,614.70
Step by Step Solution
- Step 1: Write the proportion equation
3,440,566.36 : 4,748,143.62 = 1,912,699 : x - Step 2: Convert to fraction form
3,440,566.36/4,748,143.62 = 1,912,699/x - Step 3: Cross multiply
3,440,566.36x = 4,748,143.62 × 1,912,699 - Step 4: Simplify right side
3,440,566.36x = 9,081,769,553,830.38 - Step 5: Solve for x
x = 9,081,769,553,830.38/3,440,566.36 - Step 6: Final answer
x = 2,639,614.70
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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.