Finding the Fourth Proportional to 993,132.02, 1,489,711.86 and 283,160.06
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Solution
The fourth proportional to 993,132.02, 1,489,711.86 and 283,160.06 is: 424,744.03
Step by Step Solution
- Step 1: Write the proportion equation
993,132.02 : 1,489,711.86 = 283,160.06 : x - Step 2: Convert to fraction form
993,132.02/1,489,711.86 = 283,160.06/x - Step 3: Cross multiply
993,132.02x = 1,489,711.86 × 283,160.06 - Step 4: Simplify right side
993,132.02x = 421,826,899,660.31 - Step 5: Solve for x
x = 421,826,899,660.31/993,132.02 - Step 6: Final answer
x = 424,744.03
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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.