Finding the Fourth Proportional to 6,220,481.73, 9,330,714.56 and 1,671,530.57
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Solution
The fourth proportional to 6,220,481.73, 9,330,714.56 and 1,671,530.57 is: 2,507,293.70
Step by Step Solution
- Step 1: Write the proportion equation
6,220,481.73 : 9,330,714.56 = 1,671,530.57 : x - Step 2: Convert to fraction form
6,220,481.73/9,330,714.56 = 1,671,530.57/x - Step 3: Cross multiply
6,220,481.73x = 9,330,714.56 × 1,671,530.57 - Step 4: Simplify right side
6,220,481.73x = 15,596,574,661,312.18 - Step 5: Solve for x
x = 15,596,574,661,312.18/6,220,481.73 - Step 6: Final answer
x = 2,507,293.70
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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.