Finding the Fourth Proportional to 2,930,296.80, 4,396,222.80 and 1,036,840.80
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Solution
The fourth proportional to 2,930,296.80, 4,396,222.80 and 1,036,840.80 is: 1,555,536.34
Step by Step Solution
- Step 1: Write the proportion equation
2,930,296.80 : 4,396,222.80 = 1,036,840.80 : x - Step 2: Convert to fraction form
2,930,296.80/4,396,222.80 = 1,036,840.80/x - Step 3: Cross multiply
2,930,296.80x = 4,396,222.80 × 1,036,840.80 - Step 4: Simplify right side
2,930,296.80x = 4,558,183,164,930.24 - Step 5: Solve for x
x = 4,558,183,164,930.24/2,930,296.80 - Step 6: Final answer
x = 1,555,536.34
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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.