Finding the Fourth Proportional to 4,584,607.80, 6,876,911.70 and 2,193,123.30
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Solution
The fourth proportional to 4,584,607.80, 6,876,911.70 and 2,193,123.30 is: 3,289,684.95
Step by Step Solution
- Step 1: Write the proportion equation
4,584,607.80 : 6,876,911.70 = 2,193,123.30 : x - Step 2: Convert to fraction form
4,584,607.80/6,876,911.70 = 2,193,123.30/x - Step 3: Cross multiply
4,584,607.80x = 6,876,911.70 × 2,193,123.30 - Step 4: Simplify right side
4,584,607.80x = 15,081,915,281,312.61 - Step 5: Solve for x
x = 15,081,915,281,312.61/4,584,607.80 - Step 6: Final answer
x = 3,289,684.95
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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.