Finding the Fourth Proportional to 4,217,628.68, 5,820,317.04 and 2,283,889.12
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Solution
The fourth proportional to 4,217,628.68, 5,820,317.04 and 2,283,889.12 is: 3,151,761.28
Step by Step Solution
- Step 1: Write the proportion equation
4,217,628.68 : 5,820,317.04 = 2,283,889.12 : x - Step 2: Convert to fraction form
4,217,628.68/5,820,317.04 = 2,283,889.12/x - Step 3: Cross multiply
4,217,628.68x = 5,820,317.04 × 2,283,889.12 - Step 4: Simplify right side
4,217,628.68x = 13,292,958,762,606.61 - Step 5: Solve for x
x = 13,292,958,762,606.61/4,217,628.68 - Step 6: Final answer
x = 3,151,761.28
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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.