Finding the Fourth Proportional to 1,336,652.28, 1,844,409.66 and 763,729.56
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Solution
The fourth proportional to 1,336,652.28, 1,844,409.66 and 763,729.56 is: 1,053,849.38
Step by Step Solution
- Step 1: Write the proportion equation
1,336,652.28 : 1,844,409.66 = 763,729.56 : x - Step 2: Convert to fraction form
1,336,652.28/1,844,409.66 = 763,729.56/x - Step 3: Cross multiply
1,336,652.28x = 1,844,409.66 × 763,729.56 - Step 4: Simplify right side
1,336,652.28x = 1,408,630,178,091.55 - Step 5: Solve for x
x = 1,408,630,178,091.55/1,336,652.28 - Step 6: Final answer
x = 1,053,849.38
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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.