Finding the Fourth Proportional to 1,235,463.74, 1,704,975.58 and 691,596.28
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Solution
The fourth proportional to 1,235,463.74, 1,704,975.58 and 691,596.28 is: 954,422.80
Step by Step Solution
- Step 1: Write the proportion equation
1,235,463.74 : 1,704,975.58 = 691,596.28 : x - Step 2: Convert to fraction form
1,235,463.74/1,704,975.58 = 691,596.28/x - Step 3: Cross multiply
1,235,463.74x = 1,704,975.58 × 691,596.28 - Step 4: Simplify right side
1,235,463.74x = 1,179,154,762,024.07 - Step 5: Solve for x
x = 1,179,154,762,024.07/1,235,463.74 - Step 6: Final answer
x = 954,422.80
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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.