Finding the Fourth Proportional to 1,959,919.16, 2,704,822.14 and 1,088,855.96
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Solution
The fourth proportional to 1,959,919.16, 2,704,822.14 and 1,088,855.96 is: 1,502,695.50
Step by Step Solution
- Step 1: Write the proportion equation
1,959,919.16 : 2,704,822.14 = 1,088,855.96 : x - Step 2: Convert to fraction form
1,959,919.16/2,704,822.14 = 1,088,855.96/x - Step 3: Cross multiply
1,959,919.16x = 2,704,822.14 × 1,088,855.96 - Step 4: Simplify right side
1,959,919.16x = 2,945,161,707,878.95 - Step 5: Solve for x
x = 2,945,161,707,878.95/1,959,919.16 - Step 6: Final answer
x = 1,502,695.50
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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.