Finding the Fourth Proportional to 1,455,846.90, 2,183,381.55 and 444,966.90
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Solution
The fourth proportional to 1,455,846.90, 2,183,381.55 and 444,966.90 is: 667,331.52
Step by Step Solution
- Step 1: Write the proportion equation
1,455,846.90 : 2,183,381.55 = 444,966.90 : x - Step 2: Convert to fraction form
1,455,846.90/2,183,381.55 = 444,966.90/x - Step 3: Cross multiply
1,455,846.90x = 2,183,381.55 × 444,966.90 - Step 4: Simplify right side
1,455,846.90x = 971,532,519,820.70 - Step 5: Solve for x
x = 971,532,519,820.70/1,455,846.90 - Step 6: Final answer
x = 667,331.52
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1.5x scale
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.