Finding the Fourth Proportional to 2,892,358.20, 4,338,537.30 and 1,884,588.60
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Solution
The fourth proportional to 2,892,358.20, 4,338,537.30 and 1,884,588.60 is: 2,826,882.90
Step by Step Solution
- Step 1: Write the proportion equation
2,892,358.20 : 4,338,537.30 = 1,884,588.60 : x - Step 2: Convert to fraction form
2,892,358.20/4,338,537.30 = 1,884,588.60/x - Step 3: Cross multiply
2,892,358.20x = 4,338,537.30 × 1,884,588.60 - Step 4: Simplify right side
2,892,358.20x = 8,176,357,936,254.78 - Step 5: Solve for x
x = 8,176,357,936,254.78/2,892,358.20 - Step 6: Final answer
x = 2,826,882.90
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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.