Finding the Fourth Proportional to 2,197,134.40, 3,295,701.60 and 2,159,809.60
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Solution
The fourth proportional to 2,197,134.40, 3,295,701.60 and 2,159,809.60 is: 3,239,714.40
Step by Step Solution
- Step 1: Write the proportion equation
2,197,134.40 : 3,295,701.60 = 2,159,809.60 : x - Step 2: Convert to fraction form
2,197,134.40/3,295,701.60 = 2,159,809.60/x - Step 3: Cross multiply
2,197,134.40x = 3,295,701.60 × 2,159,809.60 - Step 4: Simplify right side
2,197,134.40x = 7,118,087,954,415.36 - Step 5: Solve for x
x = 7,118,087,954,415.36/2,197,134.40 - Step 6: Final answer
x = 3,239,714.40
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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.