Finding the Fourth Proportional to 2,051,809.11, 2,831,643.17 and 1,134,018.49
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Solution
The fourth proportional to 2,051,809.11, 2,831,643.17 and 1,134,018.49 is: 1,565,026.54
Step by Step Solution
- Step 1: Write the proportion equation
2,051,809.11 : 2,831,643.17 = 1,134,018.49 : x - Step 2: Convert to fraction form
2,051,809.11/2,831,643.17 = 1,134,018.49/x - Step 3: Cross multiply
2,051,809.11x = 2,831,643.17 × 1,134,018.49 - Step 4: Simplify right side
2,051,809.11x = 3,211,135,713,984.24 - Step 5: Solve for x
x = 3,211,135,713,984.24/2,051,809.11 - Step 6: Final answer
x = 1,565,026.54
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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.