Finding the Fourth Proportional to 4,723,579.96, 7,085,479.38 and 1,691,153.08
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Solution
The fourth proportional to 4,723,579.96, 7,085,479.38 and 1,691,153.08 is: 2,536,768.80
Step by Step Solution
- Step 1: Write the proportion equation
4,723,579.96 : 7,085,479.38 = 1,691,153.08 : x - Step 2: Convert to fraction form
4,723,579.96/7,085,479.38 = 1,691,153.08/x - Step 3: Cross multiply
4,723,579.96x = 7,085,479.38 × 1,691,153.08 - Step 4: Simplify right side
4,723,579.96x = 11,982,630,276,763.49 - Step 5: Solve for x
x = 11,982,630,276,763.49/4,723,579.96 - Step 6: Final answer
x = 2,536,768.80
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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.