Finding the Fourth Proportional to 4,206,777.60, 6,310,166.40 and 2,695,123.20
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Solution
The fourth proportional to 4,206,777.60, 6,310,166.40 and 2,695,123.20 is: 4,042,684.80
Step by Step Solution
- Step 1: Write the proportion equation
4,206,777.60 : 6,310,166.40 = 2,695,123.20 : x - Step 2: Convert to fraction form
4,206,777.60/6,310,166.40 = 2,695,123.20/x - Step 3: Cross multiply
4,206,777.60x = 6,310,166.40 × 2,695,123.20 - Step 4: Simplify right side
4,206,777.60x = 17,006,675,860,500.48 - Step 5: Solve for x
x = 17,006,675,860,500.48/4,206,777.60 - Step 6: Final answer
x = 4,042,684.80
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1.5x scale
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.