Finding the Fourth Proportional to 6,719,648.06, 10,079,512.26 and 1,670,958.56
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Solution
The fourth proportional to 6,719,648.06, 10,079,512.26 and 1,670,958.56 is: 2,506,447.83
Step by Step Solution
- Step 1: Write the proportion equation
6,719,648.06 : 10,079,512.26 = 1,670,958.56 : x - Step 2: Convert to fraction form
6,719,648.06/10,079,512.26 = 1,670,958.56/x - Step 3: Cross multiply
6,719,648.06x = 10,079,512.26 × 1,670,958.56 - Step 4: Simplify right side
6,719,648.06x = 16,842,447,291,471.95 - Step 5: Solve for x
x = 16,842,447,291,471.95/6,719,648.06 - Step 6: Final answer
x = 2,506,447.83
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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.