Finding the Fourth Proportional to 6,235,455.60, 9,360,181.80 and 4,821,778.80
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Solution
The fourth proportional to 6,235,455.60, 9,360,181.80 and 4,821,778.80 is: 7,238,079.95
Step by Step Solution
- Step 1: Write the proportion equation
6,235,455.60 : 9,360,181.80 = 4,821,778.80 : x - Step 2: Convert to fraction form
6,235,455.60/9,360,181.80 = 4,821,778.80/x - Step 3: Cross multiply
6,235,455.60x = 9,360,181.80 × 4,821,778.80 - Step 4: Simplify right side
6,235,455.60x = 45,132,726,167,385.84 - Step 5: Solve for x
x = 45,132,726,167,385.84/6,235,455.60 - Step 6: Final answer
x = 7,238,079.95
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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.