Finding the Fourth Proportional to 3,545,972.24, 5,318,958.12 and 886,580.24
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Solution
The fourth proportional to 3,545,972.24, 5,318,958.12 and 886,580.24 is: 1,329,870.30
Step by Step Solution
- Step 1: Write the proportion equation
3,545,972.24 : 5,318,958.12 = 886,580.24 : x - Step 2: Convert to fraction form
3,545,972.24/5,318,958.12 = 886,580.24/x - Step 3: Cross multiply
3,545,972.24x = 5,318,958.12 × 886,580.24 - Step 4: Simplify right side
3,545,972.24x = 4,715,683,166,579.55 - Step 5: Solve for x
x = 4,715,683,166,579.55/3,545,972.24 - Step 6: Final answer
x = 1,329,870.30
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1.5x scale
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.