Finding the Fourth Proportional to 1,973,220.75, 2,723,044.64 and 1,067,802.75
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Solution
The fourth proportional to 1,973,220.75, 2,723,044.64 and 1,067,802.75 is: 1,473,567.80
Step by Step Solution
- Step 1: Write the proportion equation
1,973,220.75 : 2,723,044.64 = 1,067,802.75 : x - Step 2: Convert to fraction form
1,973,220.75/2,723,044.64 = 1,067,802.75/x - Step 3: Cross multiply
1,973,220.75x = 2,723,044.64 × 1,067,802.75 - Step 4: Simplify right side
1,973,220.75x = 2,907,674,549,625.75 - Step 5: Solve for x
x = 2,907,674,549,625.75/1,973,220.75 - Step 6: Final answer
x = 1,473,567.80
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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.