Finding the Fourth Proportional to 1,763,378.88, 2,433,728.70 and 1,075,450.02
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Solution
The fourth proportional to 1,763,378.88, 2,433,728.70 and 1,075,450.02 is: 1,484,283.16
Step by Step Solution
- Step 1: Write the proportion equation
1,763,378.88 : 2,433,728.70 = 1,075,450.02 : x - Step 2: Convert to fraction form
1,763,378.88/2,433,728.70 = 1,075,450.02/x - Step 3: Cross multiply
1,763,378.88x = 2,433,728.70 × 1,075,450.02 - Step 4: Simplify right side
1,763,378.88x = 2,617,353,579,089.57 - Step 5: Solve for x
x = 2,617,353,579,089.57/1,763,378.88 - Step 6: Final answer
x = 1,484,283.16
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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.