Finding the Fourth Proportional to 1,344,720.08, 1,855,709.96 and 741,107.92
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Solution
The fourth proportional to 1,344,720.08, 1,855,709.96 and 741,107.92 is: 1,022,726.86
Step by Step Solution
- Step 1: Write the proportion equation
1,344,720.08 : 1,855,709.96 = 741,107.92 : x - Step 2: Convert to fraction form
1,344,720.08/1,855,709.96 = 741,107.92/x - Step 3: Cross multiply
1,344,720.08x = 1,855,709.96 × 741,107.92 - Step 4: Simplify right side
1,344,720.08x = 1,375,281,348,578.88 - Step 5: Solve for x
x = 1,375,281,348,578.88/1,344,720.08 - Step 6: Final answer
x = 1,022,726.86
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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.