Finding the Fourth Proportional to 1,341,161.02, 1,850,850.86 and 768,311.92
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Solution
The fourth proportional to 1,341,161.02, 1,850,850.86 and 768,311.92 is: 1,060,298.32
Step by Step Solution
- Step 1: Write the proportion equation
1,341,161.02 : 1,850,850.86 = 768,311.92 : x - Step 2: Convert to fraction form
1,341,161.02/1,850,850.86 = 768,311.92/x - Step 3: Cross multiply
1,341,161.02x = 1,850,850.86 × 768,311.92 - Step 4: Simplify right side
1,341,161.02x = 1,422,030,764,784.44 - Step 5: Solve for x
x = 1,422,030,764,784.44/1,341,161.02 - Step 6: Final answer
x = 1,060,298.32
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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.