Finding the Fourth Proportional to 4,698,657.35, 7,047,986.03 and 3,281,481.35
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Solution
The fourth proportional to 4,698,657.35, 7,047,986.03 and 3,281,481.35 is: 4,922,222.03
Step by Step Solution
- Step 1: Write the proportion equation
4,698,657.35 : 7,047,986.03 = 3,281,481.35 : x - Step 2: Convert to fraction form
4,698,657.35/7,047,986.03 = 3,281,481.35/x - Step 3: Cross multiply
4,698,657.35x = 7,047,986.03 × 3,281,481.35 - Step 4: Simplify right side
4,698,657.35x = 23,127,834,696,098.14 - Step 5: Solve for x
x = 23,127,834,696,098.14/4,698,657.35 - Step 6: Final answer
x = 4,922,222.03
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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.