Finding the Fourth Proportional to 3,023,527.54, 4,172,473.80 and 1,646,867.02
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Solution
The fourth proportional to 3,023,527.54, 4,172,473.80 and 1,646,867.02 is: 2,272,679.64
Step by Step Solution
- Step 1: Write the proportion equation
3,023,527.54 : 4,172,473.80 = 1,646,867.02 : x - Step 2: Convert to fraction form
3,023,527.54/4,172,473.80 = 1,646,867.02/x - Step 3: Cross multiply
3,023,527.54x = 4,172,473.80 × 1,646,867.02 - Step 4: Simplify right side
3,023,527.54x = 6,871,509,493,034.08 - Step 5: Solve for x
x = 6,871,509,493,034.08/3,023,527.54 - Step 6: Final answer
x = 2,272,679.64
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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.