Finding the Fourth Proportional to 2,430,814.24, 3,354,351.28 and 1,343,073.92
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Solution
The fourth proportional to 2,430,814.24, 3,354,351.28 and 1,343,073.92 is: 1,853,346.77
Step by Step Solution
- Step 1: Write the proportion equation
2,430,814.24 : 3,354,351.28 = 1,343,073.92 : x - Step 2: Convert to fraction form
2,430,814.24/3,354,351.28 = 1,343,073.92/x - Step 3: Cross multiply
2,430,814.24x = 3,354,351.28 × 1,343,073.92 - Step 4: Simplify right side
2,430,814.24x = 4,505,141,722,686.62 - Step 5: Solve for x
x = 4,505,141,722,686.62/2,430,814.24 - Step 6: Final answer
x = 1,853,346.77
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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.