Finding the Fourth Proportional to 3,023,555.60, 4,172,470.97 and 1,646,894.99
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Solution
The fourth proportional to 3,023,555.60, 4,172,470.97 and 1,646,894.99 is: 2,272,695.60
Step by Step Solution
- Step 1: Write the proportion equation
3,023,555.60 : 4,172,470.97 = 1,646,894.99 : x - Step 2: Convert to fraction form
3,023,555.60/4,172,470.97 = 1,646,894.99/x - Step 3: Cross multiply
3,023,555.60x = 4,172,470.97 × 1,646,894.99 - Step 4: Simplify right side
3,023,555.60x = 6,871,621,507,316.61 - Step 5: Solve for x
x = 6,871,621,507,316.61/3,023,555.60 - Step 6: Final answer
x = 2,272,695.60
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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.