Finding the Fourth Proportional to 1,353,269.16, 1,867,512.90 and 733,075.79
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Solution
The fourth proportional to 1,353,269.16, 1,867,512.90 and 733,075.79 is: 1,011,645.37
Step by Step Solution
- Step 1: Write the proportion equation
1,353,269.16 : 1,867,512.90 = 733,075.79 : x - Step 2: Convert to fraction form
1,353,269.16/1,867,512.90 = 733,075.79/x - Step 3: Cross multiply
1,353,269.16x = 1,867,512.90 × 733,075.79 - Step 4: Simplify right side
1,353,269.16x = 1,369,028,485,165.13 - Step 5: Solve for x
x = 1,369,028,485,165.13/1,353,269.16 - Step 6: Final answer
x = 1,011,645.37
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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.