Finding the Fourth Proportional to 3,221,859.94, 4,446,135.46 and 1,751,768.48
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Solution
The fourth proportional to 3,221,859.94, 4,446,135.46 and 1,751,768.48 is: 2,417,423.51
Step by Step Solution
- Step 1: Write the proportion equation
3,221,859.94 : 4,446,135.46 = 1,751,768.48 : x - Step 2: Convert to fraction form
3,221,859.94/4,446,135.46 = 1,751,768.48/x - Step 3: Cross multiply
3,221,859.94x = 4,446,135.46 × 1,751,768.48 - Step 4: Simplify right side
3,221,859.94x = 7,788,599,956,638.30 - Step 5: Solve for x
x = 7,788,599,956,638.30/3,221,859.94 - Step 6: Final answer
x = 2,417,423.51
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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.