Finding the Fourth Proportional to 2,055,979.11, 2,837,548.09 and 1,184,646.98
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Solution
The fourth proportional to 2,055,979.11, 2,837,548.09 and 1,184,646.98 is: 1,634,983.92
Step by Step Solution
- Step 1: Write the proportion equation
2,055,979.11 : 2,837,548.09 = 1,184,646.98 : x - Step 2: Convert to fraction form
2,055,979.11/2,837,548.09 = 1,184,646.98/x - Step 3: Cross multiply
2,055,979.11x = 2,837,548.09 × 1,184,646.98 - Step 4: Simplify right side
2,055,979.11x = 3,361,492,783,997.95 - Step 5: Solve for x
x = 3,361,492,783,997.95/2,055,979.11 - Step 6: Final answer
x = 1,634,983.92
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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.