Finding the Fourth Proportional to 1,752,402.80, 2,629,295.40 and 687,263.60
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Solution
The fourth proportional to 1,752,402.80, 2,629,295.40 and 687,263.60 is: 1,031,166.48
Step by Step Solution
- Step 1: Write the proportion equation
1,752,402.80 : 2,629,295.40 = 687,263.60 : x - Step 2: Convert to fraction form
1,752,402.80/2,629,295.40 = 687,263.60/x - Step 3: Cross multiply
1,752,402.80x = 2,629,295.40 × 687,263.60 - Step 4: Simplify right side
1,752,402.80x = 1,807,019,022,067.44 - Step 5: Solve for x
x = 1,807,019,022,067.44/1,752,402.80 - Step 6: Final answer
x = 1,031,166.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.