Finding the Fourth Proportional to 1,413,600.93, 1,950,772.05 and 769,023.99
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Solution
The fourth proportional to 1,413,600.93, 1,950,772.05 and 769,023.99 is: 1,061,254.61
Step by Step Solution
- Step 1: Write the proportion equation
1,413,600.93 : 1,950,772.05 = 769,023.99 : x - Step 2: Convert to fraction form
1,413,600.93/1,950,772.05 = 769,023.99/x - Step 3: Cross multiply
1,413,600.93x = 1,950,772.05 × 769,023.99 - Step 4: Simplify right side
1,413,600.93x = 1,500,190,505,471.48 - Step 5: Solve for x
x = 1,500,190,505,471.48/1,413,600.93 - Step 6: Final answer
x = 1,061,254.61
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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.