Finding the Fourth Proportional to 5,023,416.80, 7,534,779.60 and 1,611,653.60
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Solution
The fourth proportional to 5,023,416.80, 7,534,779.60 and 1,611,653.60 is: 2,417,369.52
Step by Step Solution
- Step 1: Write the proportion equation
5,023,416.80 : 7,534,779.60 = 1,611,653.60 : x - Step 2: Convert to fraction form
5,023,416.80/7,534,779.60 = 1,611,653.60/x - Step 3: Cross multiply
5,023,416.80x = 7,534,779.60 × 1,611,653.60 - Step 4: Simplify right side
5,023,416.80x = 12,143,454,667,546.56 - Step 5: Solve for x
x = 12,143,454,667,546.56/5,023,416.80 - Step 6: Final answer
x = 2,417,369.52
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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.