Finding the Fourth Proportional to 1,752,735.94, 2,418,777.21 and 947,919.94
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Solution
The fourth proportional to 1,752,735.94, 2,418,777.21 and 947,919.94 is: 1,308,130.39
Step by Step Solution
- Step 1: Write the proportion equation
1,752,735.94 : 2,418,777.21 = 947,919.94 : x - Step 2: Convert to fraction form
1,752,735.94/2,418,777.21 = 947,919.94/x - Step 3: Cross multiply
1,752,735.94x = 2,418,777.21 × 947,919.94 - Step 4: Simplify right side
1,752,735.94x = 2,292,807,147,776.57 - Step 5: Solve for x
x = 2,292,807,147,776.57/1,752,735.94 - Step 6: Final answer
x = 1,308,130.39
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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.