Finding the Fourth Proportional to 2,930,482.80, 4,396,355.72 and 908,686.08
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Solution
The fourth proportional to 2,930,482.80, 4,396,355.72 and 908,686.08 is: 1,363,224.94
Step by Step Solution
- Step 1: Write the proportion equation
2,930,482.80 : 4,396,355.72 = 908,686.08 : x - Step 2: Convert to fraction form
2,930,482.80/4,396,355.72 = 908,686.08/x - Step 3: Cross multiply
2,930,482.80x = 4,396,355.72 × 908,686.08 - Step 4: Simplify right side
2,930,482.80x = 3,994,907,245,492.38 - Step 5: Solve for x
x = 3,994,907,245,492.38/2,930,482.80 - Step 6: Final answer
x = 1,363,224.94
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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.