Finding the Fourth Proportional to 3,482,994.06, 5,218,304.04 and 2,972,373.30
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Solution
The fourth proportional to 3,482,994.06, 5,218,304.04 and 2,972,373.30 is: 4,453,279.95
Step by Step Solution
- Step 1: Write the proportion equation
3,482,994.06 : 5,218,304.04 = 2,972,373.30 : x - Step 2: Convert to fraction form
3,482,994.06/5,218,304.04 = 2,972,373.30/x - Step 3: Cross multiply
3,482,994.06x = 5,218,304.04 × 2,972,373.30 - Step 4: Simplify right side
3,482,994.06x = 15,510,747,599,778.13 - Step 5: Solve for x
x = 15,510,747,599,778.13/3,482,994.06 - Step 6: Final answer
x = 4,453,279.95
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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.