Finding the Fourth Proportional to 1,749,671.07, 2,624,506.63 and 419,975.07
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Solution
The fourth proportional to 1,749,671.07, 2,624,506.63 and 419,975.07 is: 629,962.61
Step by Step Solution
- Step 1: Write the proportion equation
1,749,671.07 : 2,624,506.63 = 419,975.07 : x - Step 2: Convert to fraction form
1,749,671.07/2,624,506.63 = 419,975.07/x - Step 3: Cross multiply
1,749,671.07x = 2,624,506.63 × 419,975.07 - Step 4: Simplify right side
1,749,671.07x = 1,102,227,342,527.18 - Step 5: Solve for x
x = 1,102,227,342,527.18/1,749,671.07 - Step 6: Final answer
x = 629,962.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.