Finding the Fourth Proportional to 1,957,965.84, 2,936,948.76 and 695,843.28
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Solution
The fourth proportional to 1,957,965.84, 2,936,948.76 and 695,843.28 is: 1,043,764.92
Step by Step Solution
- Step 1: Write the proportion equation
1,957,965.84 : 2,936,948.76 = 695,843.28 : x - Step 2: Convert to fraction form
1,957,965.84/2,936,948.76 = 695,843.28/x - Step 3: Cross multiply
1,957,965.84x = 2,936,948.76 × 695,843.28 - Step 4: Simplify right side
1,957,965.84x = 2,043,656,058,350.33 - Step 5: Solve for x
x = 2,043,656,058,350.33/1,957,965.84 - Step 6: Final answer
x = 1,043,764.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.