Finding the Fourth Proportional to 1,973,208.06, 2,723,029.53 and 1,067,790.06
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Solution
The fourth proportional to 1,973,208.06, 2,723,029.53 and 1,067,790.06 is: 1,473,551.59
Step by Step Solution
- Step 1: Write the proportion equation
1,973,208.06 : 2,723,029.53 = 1,067,790.06 : x - Step 2: Convert to fraction form
1,973,208.06/2,723,029.53 = 1,067,790.06/x - Step 3: Cross multiply
1,973,208.06x = 2,723,029.53 × 1,067,790.06 - Step 4: Simplify right side
1,973,208.06x = 2,907,623,865,220.47 - Step 5: Solve for x
x = 2,907,623,865,220.47/1,973,208.06 - Step 6: Final answer
x = 1,473,551.59
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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.