Finding the Fourth Proportional to 3,507,280.87, 5,261,125.42 and 983,132.95
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Solution
The fourth proportional to 3,507,280.87, 5,261,125.42 and 983,132.95 is: 1,474,756.64
Step by Step Solution
- Step 1: Write the proportion equation
3,507,280.87 : 5,261,125.42 = 983,132.95 : x - Step 2: Convert to fraction form
3,507,280.87/5,261,125.42 = 983,132.95/x - Step 3: Cross multiply
3,507,280.87x = 5,261,125.42 × 983,132.95 - Step 4: Simplify right side
3,507,280.87x = 5,172,385,728,178.96 - Step 5: Solve for x
x = 5,172,385,728,178.96/3,507,280.87 - Step 6: Final answer
x = 1,474,756.64
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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.