Finding the Fourth Proportional to 5,270,273.60, 7,905,541.62 and 1,483,730.96
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Solution
The fourth proportional to 5,270,273.60, 7,905,541.62 and 1,483,730.96 is: 2,225,633.38
Step by Step Solution
- Step 1: Write the proportion equation
5,270,273.60 : 7,905,541.62 = 1,483,730.96 : x - Step 2: Convert to fraction form
5,270,273.60/7,905,541.62 = 1,483,730.96/x - Step 3: Cross multiply
5,270,273.60x = 7,905,541.62 × 1,483,730.96 - Step 4: Simplify right side
5,270,273.60x = 11,729,696,857,162.55 - Step 5: Solve for x
x = 11,729,696,857,162.55/5,270,273.60 - Step 6: Final answer
x = 2,225,633.38
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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.