Finding the Fourth Proportional to 1,624,629.24, 2,435,497.20 and 771,174.36
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Solution
The fourth proportional to 1,624,629.24, 2,435,497.20 and 771,174.36 is: 1,156,074.84
Step by Step Solution
- Step 1: Write the proportion equation
1,624,629.24 : 2,435,497.20 = 771,174.36 : x - Step 2: Convert to fraction form
1,624,629.24/2,435,497.20 = 771,174.36/x - Step 3: Cross multiply
1,624,629.24x = 2,435,497.20 × 771,174.36 - Step 4: Simplify right side
1,624,629.24x = 1,878,192,994,491.79 - Step 5: Solve for x
x = 1,878,192,994,491.79/1,624,629.24 - Step 6: Final answer
x = 1,156,074.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.