Finding the Fourth Proportional to 1,136,845.34, 1,703,787.13 and 462,138.53
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Solution
The fourth proportional to 1,136,845.34, 1,703,787.13 and 462,138.53 is: 692,605.80
Step by Step Solution
- Step 1: Write the proportion equation
1,136,845.34 : 1,703,787.13 = 462,138.53 : x - Step 2: Convert to fraction form
1,136,845.34/1,703,787.13 = 462,138.53/x - Step 3: Cross multiply
1,136,845.34x = 1,703,787.13 × 462,138.53 - Step 4: Simplify right side
1,136,845.34x = 787,385,682,795.24 - Step 5: Solve for x
x = 787,385,682,795.24/1,136,845.34 - Step 6: Final answer
x = 692,605.80
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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.