Finding the Fourth Proportional to 2,270,201.77, 3,405,314.81 and 672,778.70
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Solution
The fourth proportional to 2,270,201.77, 3,405,314.81 and 672,778.70 is: 1,009,171.65
Step by Step Solution
- Step 1: Write the proportion equation
2,270,201.77 : 3,405,314.81 = 672,778.70 : x - Step 2: Convert to fraction form
2,270,201.77/3,405,314.81 = 672,778.70/x - Step 3: Cross multiply
2,270,201.77x = 3,405,314.81 × 672,778.70 - Step 4: Simplify right side
2,270,201.77x = 2,291,023,270,962.55 - Step 5: Solve for x
x = 2,291,023,270,962.55/2,270,201.77 - Step 6: Final answer
x = 1,009,171.65
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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.