Finding the Fourth Proportional to 1,461,639.97, 2,192,372.47 and 396,658.45
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Solution
The fourth proportional to 1,461,639.97, 2,192,372.47 and 396,658.45 is: 594,963.93
Step by Step Solution
- Step 1: Write the proportion equation
1,461,639.97 : 2,192,372.47 = 396,658.45 : x - Step 2: Convert to fraction form
1,461,639.97/2,192,372.47 = 396,658.45/x - Step 3: Cross multiply
1,461,639.97x = 2,192,372.47 × 396,658.45 - Step 4: Simplify right side
1,461,639.97x = 869,623,065,772.87 - Step 5: Solve for x
x = 869,623,065,772.87/1,461,639.97 - Step 6: Final answer
x = 594,963.93
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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.