Finding the Fourth Proportional to 2,312,747.07, 3,469,830.45 and 1,034,430.09
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Solution
The fourth proportional to 2,312,747.07, 3,469,830.45 and 1,034,430.09 is: 1,551,962.63
Step by Step Solution
- Step 1: Write the proportion equation
2,312,747.07 : 3,469,830.45 = 1,034,430.09 : x - Step 2: Convert to fraction form
2,312,747.07/3,469,830.45 = 1,034,430.09/x - Step 3: Cross multiply
2,312,747.07x = 3,469,830.45 × 1,034,430.09 - Step 4: Simplify right side
2,312,747.07x = 3,589,297,024,678.24 - Step 5: Solve for x
x = 3,589,297,024,678.24/2,312,747.07 - Step 6: Final answer
x = 1,551,962.63
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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.