Finding the Fourth Proportional to 2,786,887.02, 4,173,239.97 and 1,837,376.94
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Solution
The fourth proportional to 2,786,887.02, 4,173,239.97 and 1,837,376.94 is: 2,751,390.65
Step by Step Solution
- Step 1: Write the proportion equation
2,786,887.02 : 4,173,239.97 = 1,837,376.94 : x - Step 2: Convert to fraction form
2,786,887.02/4,173,239.97 = 1,837,376.94/x - Step 3: Cross multiply
2,786,887.02x = 4,173,239.97 × 1,837,376.94 - Step 4: Simplify right side
2,786,887.02x = 7,667,814,885,964.29 - Step 5: Solve for x
x = 7,667,814,885,964.29/2,786,887.02 - Step 6: Final answer
x = 2,751,390.65
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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.