Finding the Fourth Proportional to 4,905,404.93, 7,359,285.14 and 1,539,611.93
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Solution
The fourth proportional to 4,905,404.93, 7,359,285.14 and 1,539,611.93 is: 2,309,787.54
Step by Step Solution
- Step 1: Write the proportion equation
4,905,404.93 : 7,359,285.14 = 1,539,611.93 : x - Step 2: Convert to fraction form
4,905,404.93/7,359,285.14 = 1,539,611.93/x - Step 3: Cross multiply
4,905,404.93x = 7,359,285.14 × 1,539,611.93 - Step 4: Simplify right side
4,905,404.93x = 11,330,443,214,289.42 - Step 5: Solve for x
x = 11,330,443,214,289.42/4,905,404.93 - Step 6: Final answer
x = 2,309,787.54
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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.