Finding the Fourth Proportional to 5,416,644.90, 8,124,967.35 and 2,224,062.30
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Solution
The fourth proportional to 5,416,644.90, 8,124,967.35 and 2,224,062.30 is: 3,336,093.45
Step by Step Solution
- Step 1: Write the proportion equation
5,416,644.90 : 8,124,967.35 = 2,224,062.30 : x - Step 2: Convert to fraction form
5,416,644.90/8,124,967.35 = 2,224,062.30/x - Step 3: Cross multiply
5,416,644.90x = 8,124,967.35 × 2,224,062.30 - Step 4: Simplify right side
5,416,644.90x = 18,070,433,571,865.90 - Step 5: Solve for x
x = 18,070,433,571,865.90/5,416,644.90 - Step 6: Final answer
x = 3,336,093.45
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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.