Finding the Fourth Proportional to 2,311,041.84, 3,190,039.36 and 1,588,282.08
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Solution
The fourth proportional to 2,311,041.84, 3,190,039.36 and 1,588,282.08 is: 2,192,380.19
Step by Step Solution
- Step 1: Write the proportion equation
2,311,041.84 : 3,190,039.36 = 1,588,282.08 : x - Step 2: Convert to fraction form
2,311,041.84/3,190,039.36 = 1,588,282.08/x - Step 3: Cross multiply
2,311,041.84x = 3,190,039.36 × 1,588,282.08 - Step 4: Simplify right side
2,311,041.84x = 5,066,682,349,982.67 - Step 5: Solve for x
x = 5,066,682,349,982.67/2,311,041.84 - Step 6: Final answer
x = 2,192,380.19
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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.