Finding the Fourth Proportional to 4,765,383.12, 6,576,220.80 and 2,589,919.68
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Solution
The fourth proportional to 4,765,383.12, 6,576,220.80 and 2,589,919.68 is: 3,574,084.86
Step by Step Solution
- Step 1: Write the proportion equation
4,765,383.12 : 6,576,220.80 = 2,589,919.68 : x - Step 2: Convert to fraction form
4,765,383.12/6,576,220.80 = 2,589,919.68/x - Step 3: Cross multiply
4,765,383.12x = 6,576,220.80 × 2,589,919.68 - Step 4: Simplify right side
4,765,383.12x = 17,031,883,669,945.34 - Step 5: Solve for x
x = 17,031,883,669,945.34/4,765,383.12 - Step 6: Final answer
x = 3,574,084.86
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.