Finding the Fourth Proportional to 2,930,209.26, 4,387,439.13 and 1,859,454.06
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Solution
The fourth proportional to 2,930,209.26, 4,387,439.13 and 1,859,454.06 is: 2,784,183.92
Step by Step Solution
- Step 1: Write the proportion equation
2,930,209.26 : 4,387,439.13 = 1,859,454.06 : x - Step 2: Convert to fraction form
2,930,209.26/4,387,439.13 = 1,859,454.06/x - Step 3: Cross multiply
2,930,209.26x = 4,387,439.13 × 1,859,454.06 - Step 4: Simplify right side
2,930,209.26x = 8,158,241,503,281.37 - Step 5: Solve for x
x = 8,158,241,503,281.37/2,930,209.26 - Step 6: Final answer
x = 2,784,183.92
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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.