Finding the Fourth Proportional to 2,813,222.23, 4,219,833.39 and 683,291.99
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Solution
The fourth proportional to 2,813,222.23, 4,219,833.39 and 683,291.99 is: 1,024,938.00
Step by Step Solution
- Step 1: Write the proportion equation
2,813,222.23 : 4,219,833.39 = 683,291.99 : x - Step 2: Convert to fraction form
2,813,222.23/4,219,833.39 = 683,291.99/x - Step 3: Cross multiply
2,813,222.23x = 4,219,833.39 × 683,291.99 - Step 4: Simplify right side
2,813,222.23x = 2,883,378,354,521.55 - Step 5: Solve for x
x = 2,883,378,354,521.55/2,813,222.23 - Step 6: Final answer
x = 1,024,938.00
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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.