Finding the Fourth Proportional to 2,904,564.40, 4,008,350.37 and 1,615,405.35
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Solution
The fourth proportional to 2,904,564.40, 4,008,350.37 and 1,615,405.35 is: 2,229,288.02
Step by Step Solution
- Step 1: Write the proportion equation
2,904,564.40 : 4,008,350.37 = 1,615,405.35 : x - Step 2: Convert to fraction form
2,904,564.40/4,008,350.37 = 1,615,405.35/x - Step 3: Cross multiply
2,904,564.40x = 4,008,350.37 × 1,615,405.35 - Step 4: Simplify right side
2,904,564.40x = 6,475,110,632,372.48 - Step 5: Solve for x
x = 6,475,110,632,372.48/2,904,564.40 - Step 6: Final answer
x = 2,229,288.02
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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.