Finding the Fourth Proportional to 2,177,525.36, 3,005,033.84 and 1,197,402.32
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Solution
The fourth proportional to 2,177,525.36, 3,005,033.84 and 1,197,402.32 is: 1,652,442.06
Step by Step Solution
- Step 1: Write the proportion equation
2,177,525.36 : 3,005,033.84 = 1,197,402.32 : x - Step 2: Convert to fraction form
2,177,525.36/3,005,033.84 = 1,197,402.32/x - Step 3: Cross multiply
2,177,525.36x = 3,005,033.84 × 1,197,402.32 - Step 4: Simplify right side
2,177,525.36x = 3,598,234,491,694.51 - Step 5: Solve for x
x = 3,598,234,491,694.51/2,177,525.36 - Step 6: Final answer
x = 1,652,442.06
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1.5x scale
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.