Finding the Fourth Proportional to 2,319,934.40, 3,479,728.80 and 971,748.80
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Solution
The fourth proportional to 2,319,934.40, 3,479,728.80 and 971,748.80 is: 1,457,550.82
Step by Step Solution
- Step 1: Write the proportion equation
2,319,934.40 : 3,479,728.80 = 971,748.80 : x - Step 2: Convert to fraction form
2,319,934.40/3,479,728.80 = 971,748.80/x - Step 3: Cross multiply
2,319,934.40x = 3,479,728.80 × 971,748.80 - Step 4: Simplify right side
2,319,934.40x = 3,381,422,285,725.44 - Step 5: Solve for x
x = 3,381,422,285,725.44/2,319,934.40 - Step 6: Final answer
x = 1,457,550.82
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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.