Finding the Fourth Proportional to 1,409,767.28, 2,115,065.64 and 567,885.68
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Solution
The fourth proportional to 1,409,767.28, 2,115,065.64 and 567,885.68 is: 851,995.58
Step by Step Solution
- Step 1: Write the proportion equation
1,409,767.28 : 2,115,065.64 = 567,885.68 : x - Step 2: Convert to fraction form
1,409,767.28/2,115,065.64 = 567,885.68/x - Step 3: Cross multiply
1,409,767.28x = 2,115,065.64 × 567,885.68 - Step 4: Simplify right side
1,409,767.28x = 1,201,115,489,216.04 - Step 5: Solve for x
x = 1,201,115,489,216.04/1,409,767.28 - Step 6: Final answer
x = 851,995.58
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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.